# Bell 47G-3B-2 - Type: Aircraft model (FAA registry) - Registry codes: 1181029, 1181036 - Manufacturer (registry): BELL - Model: 47G-3B-2 - Aircraft type: Rotorcraft - Category: Rotorcraft - Engines: 1 · Turbo-prop - Seats: 3 - Weight class: Up to 12,499 lb - Cruise speed: 78 mph - Certification: Type certificated - Data sheet: [TCDS 2H3](https://openairdocs.org/tcds/2H3) (OpenAirDocs) - Holder: Scott's-Bell 47 Inc - Registered aircraft: 26 - Page: https://openairdocs.org/model/bell-47g-3b-2 Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker. The FAA lists this model under more than one registry code, usually for different spellings of the maker. This page covers them all. ## ADs that may apply (OpenAirDocs) Matched to this model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment. - [AD 2023-09-09](https://openairdocs.org/ad/2023-09-09): Exhaust Turbine System (Recip) · Aerostar PA-60-600 (Aerostar 600), PA-60-601 (Aerostar 601), PA-60-601P (Aerostar 601P) and 292 more. Effective Jul 17, 2023 - [AD 2023-11-07](https://openairdocs.org/ad/2023-11-07): Ground Proximity System · Airbus Helicopters 47, 206, 210 and 237 more. Effective Jun 22, 2023 - [AD 2009-12-01](https://openairdocs.org/ad/2009-12-01): Main rotor blade box beam clip (clip) · Scotts-Bell 47 47, 47B, 47B3 and 21 more. Effective Jun 29, 2009 - [AD 2005-21-04](https://openairdocs.org/ad/2005-21-04): Weld assembly scissors bracket · Revise mast controls and remove stabilizer bar and install… (Scott's-Bell 47 STC SH2772SW). Effective Nov 21, 2005 - [AD 2001-17-17](https://openairdocs.org/ad/2001-17-17): Main Rotor Blade Grip Threads · Scotts-Bell 47 47B, 47B3, 47D and 19 more. Effective Oct 3, 2001 - [AD 98-07-09](https://openairdocs.org/ad/98-07-09): Stabilizer Bar Damper Link Assembly · Scotts-Bell 47 47B, 47B3, 47D and 19 more. Effective May 6, 1998 - [AD 96-06-12](https://openairdocs.org/ad/96-06-12): Inspect Tail Rotor Blade & Abrasion Strip · Scotts-Bell 47 47B, 47B3, 47D and 19 more. Effective May 29, 1996 - [AD 91-20-10](https://openairdocs.org/ad/91-20-10): Main Rotor Grip · Scotts-Bell 47 47G-2, 47G-2A, 47G-2A-1 and 11 more. Effective Nov 14, 1991 - [AD 85-08-03](https://openairdocs.org/ad/85-08-03): Tail Rotor Blade Assemblies · Scotts-Bell 47 47, 47B, 47B3 and 21 more. Effective Apr 29, 1985 - [AD 85-02-06](https://openairdocs.org/ad/85-02-06): AN/NAS Standard Bolts · Scotts-Bell 47 47G-2A, 47G-2A-1, 47G-3 and 12 more. Effective Feb 6, 1985 - [AD 81-17-01](https://openairdocs.org/ad/81-17-01): Starting Vibrator Assemblies · Bendix Starting Vibrator Assemblies, B-2, B-2A and 49 more. Effective Aug 13, 1981 - [AD 80-10-04 R1](https://openairdocs.org/ad/80-10-04-R1): Tail Rotor Blades · Continental Copters OH-13H, OH-13E, OH-13E and 26 more. Effective Feb 28, 1981 - [AD 81-04-03](https://openairdocs.org/ad/81-04-03): Tail Rotor Drive Assembly · Continental Copters OH-13H, OH-13E, OH-13E and 26 more. Effective Feb 2, 1981 - [AD 80-21-09 R1](https://openairdocs.org/ad/80-21-09-R1): Tail Rotor Pitch Link · Continental Copters OH-13H, OH-13E, OH-13E and 26 more. Effective Nov 24, 1980 - [AD 80-23-02](https://openairdocs.org/ad/80-23-02): Turbine Power Conversions · Allison 250-C20/250-C20B engine (Siam Hiller Holdings STC SH177WE or 2 others). Effective Nov 20, 1980 - [AD 79-23-07](https://openairdocs.org/ad/79-23-07): Soloy Conversion per STC SH657NW · Allison 250-C18A, -C18C, -C20, -C20B engine (Siam Hiller Holdings STC SH657NW). Effective Nov 26, 1979 - [AD 78-03-01](https://openairdocs.org/ad/78-03-01): Hopper Support Bracket (STC SH357SW) · Scotts-Bell 47 47, 47B, 47B3 and 21 more. Effective Mar 6, 1978 - [AD 77-21-01](https://openairdocs.org/ad/77-21-01): Tail Rotor Gear Boxes · Scotts-Bell 47 47, 47B, 47B3 and 21 more. Effective Nov 14, 1977 - [AD 70-10-08](https://openairdocs.org/ad/70-10-08): Tail Rotor Grips · Scotts-Bell 47 47, 47B, 47B3 and 21 more. Effective Jul 20, 1976 - [AD 74-08-02](https://openairdocs.org/ad/74-08-02): Mast Control Stabilizer Bar Assembly · Scotts-Bell 47 47, 47B, 47B3 and 21 more. Effective Jun 14, 1974 - [AD 74-07-01](https://openairdocs.org/ad/74-07-01): Main Rotor Control Tube Assembly · Scotts-Bell 47 47, 47B, 47B3 and 21 more. Effective May 30, 1974 - [AD 73-19-04](https://openairdocs.org/ad/73-19-04): Main Rotor Blade Grip · Scotts-Bell 47 47, 47B, 47B3 and 21 more. Effective Oct 10, 1973 - [AD 72-02-05](https://openairdocs.org/ad/72-02-05): Control Rod Assembly · Scotts-Bell 47 47G, 47G-2, 47G-2A and 11 more. Effective Feb 22, 1972 - [AD 70-08-02](https://openairdocs.org/ad/70-08-02): Tail Rotor Drive Shaft · Scotts-Bell 47 47, 47B, 47B3 and 21 more. Effective Jan 1, 1971 - [AD 65-04-01](https://openairdocs.org/ad/65-04-01): Freewheeling Clutch · Scotts-Bell 47 47, 47B, 47B3 and 21 more. Effective Feb 17, 1965 - [AD 62-27-02](https://openairdocs.org/ad/62-27-02): Wood Tail Rotor Blades · Scotts-Bell 47 47, 47B, 47B3 and 21 more. Effective Jan 29, 1963 - [AD 62-23-02](https://openairdocs.org/ad/62-23-02): Main Rotor Mast Thrust Bearing · Scotts-Bell 47 47, 47B, 47B3 and 21 more. Effective Oct 29, 1962 - [AD 61-22-01](https://openairdocs.org/ad/61-22-01): Pitch Link Rod End Bearing · Scotts-Bell 47 47, 47B, 47B3 and 21 more. Effective Nov 7, 1961 - [AD 59-05-01](https://openairdocs.org/ad/59-05-01): Tail Rotor Blade Inspection · Scotts-Bell 47 47, 47B, 47B3 and 21 more - [AD 58-26-02](https://openairdocs.org/ad/58-26-02): M-S MA4-5AA Carburetor · Scotts-Bell 47 47, 47B, 47B3 and 21 more - [AD 57-08-01](https://openairdocs.org/ad/57-08-01): Tail Rotor Drive Shafts · Scotts-Bell 47 47, 47B, 47B3 and 21 more - [AD 57-07-02](https://openairdocs.org/ad/57-07-02): Rotor Hub Equalizer Link · Scotts-Bell 47 47, 47B, 47B3 and 21 more - [AD 56-25-02](https://openairdocs.org/ad/56-25-02): Tail Rotor Pitch Bearings · Scotts-Bell 47 47, 47B, 47B3 and 21 more - [AD 56-15-02](https://openairdocs.org/ad/56-15-02): Swashplate Control Ring · Scotts-Bell 47 47, 47B, 47B3 and 21 more - [AD 56-05-01](https://openairdocs.org/ad/56-05-01): Tail Rotor Drive Shafts · Scotts-Bell 47 47, 47B, 47B3 and 21 more - [AD 55-16-01](https://openairdocs.org/ad/55-16-01): Tail Rotor Hub Fillet · Scotts-Bell 47 47, 47B, 47B3 and 21 more - [AD 52-28-03](https://openairdocs.org/ad/52-28-03): Tail Rotor Gearbox Shaft · Scotts-Bell 47 47, 47B, 47B3 and 21 more - [AD 52-21-01](https://openairdocs.org/ad/52-21-01): Lord Mount Guards · Scotts-Bell 47 47, 47B, 47B3 and 21 more - [AD 52-05-03](https://openairdocs.org/ad/52-05-03): Engine Mount Safety Strap · Scotts-Bell 47 47, 47B, 47B3 and 21 more - [AD 52-01-06](https://openairdocs.org/ad/52-01-06): Tail Boom Spoiler · Scotts-Bell 47 47, 47B, 47B3 and 21 more - [AD 51-27-01](https://openairdocs.org/ad/51-27-01): Engine Mount Replacement · Scotts-Bell 47 47, 47B, 47B3 and 21 more - [AD 48-13-02](https://openairdocs.org/ad/48-13-02): Fuel Pump Rocker Pin · Scotts-Bell 47 47, 47B, 47B3 and 21 more Historical (superseded or no longer in force): - [AD 2021-23-13](https://openairdocs.org/ad/2021-23-13) (historical): Ground Proximity System · Airbus Helicopters K-225, K-190A, K-240 and 237 more. Effective Dec 9, 2021 - [AD 2000-18-51](https://openairdocs.org/ad/2000-18-51) (historical): Main Rotor Blade Grip · Bell Helicopter Textron 47B, 47B3, 47D and 19 more. Effective Nov 30, 2000 - [AD 86-06-08 R1](https://openairdocs.org/ad/86-06-08-R1) (historical): Main Rotor Blade Grips · Bell Helicopter Textron 47B, 47B3, 47D and 25 more. Effective Jul 10, 1987 ## Registered aircraft (26) - [N10DP](https://openairdocs.org/aircraft/N10DP): [Novotny Stephen E DBA](https://openairdocs.org/faa-owner/NOVOTNY%20STEPHEN%20E%20DBA), [Winner, SD](https://openairdocs.org/faa-place/SD/Winner), S/N 6819 - [N123NM](https://openairdocs.org/aircraft/N123NM): [Aglk LLC](https://openairdocs.org/faa-owner/AGLK%20LLC), [Lewes, DE](https://openairdocs.org/faa-place/DE/Lewes), S/N 6702 - [N1461W](https://openairdocs.org/aircraft/N1461W): [Skyhawk Helicopter Service Inc](https://openairdocs.org/faa-owner/SKYHAWK%20HELICOPTER%20SERVICE%20INC), [Minersville, UT](https://openairdocs.org/faa-place/UT/Minersville), built 1969, S/N 6733 - [N147HC](https://openairdocs.org/aircraft/N147HC): [Dick Richard A](https://openairdocs.org/faa-owner/DICK%20RICHARD%20A), [Hutchinson, KS](https://openairdocs.org/faa-place/KS/Hutchinson), built 1971, S/N 6790 - [N147RS](https://openairdocs.org/aircraft/N147RS): [Sugden Richard G](https://openairdocs.org/faa-owner/SUGDEN%20RICHARD%20G), [Wilson, WY](https://openairdocs.org/faa-place/WY/Wilson), S/N 2636 - [N2209J](https://openairdocs.org/aircraft/N2209J): [Wildhorse Helicopter Co Inc](https://openairdocs.org/faa-owner/WILDHORSE%20HELICOPTER%20CO%20INC), [Pendleton, OR](https://openairdocs.org/faa-place/OR/Pendleton), S/N 6710 - [N2240W](https://openairdocs.org/aircraft/N2240W): [Yarak Aviation LLC](https://openairdocs.org/faa-owner/YARAK%20AVIATION%20LLC), [Big Timber, MT](https://openairdocs.org/faa-place/MT/Big%20Timber), built 1962, S/N 6752 - [N2277W](https://openairdocs.org/aircraft/N2277W): [Sterling Lane Helicopters LLC](https://openairdocs.org/faa-owner/STERLING%20LANE%20HELICOPTERS%20LLC), [Farmingdale, NY](https://openairdocs.org/faa-place/NY/Farmingdale), built 1971, S/N 6829 - [N247W](https://openairdocs.org/aircraft/N247W): [Wildhorse Helicopter Co Inc](https://openairdocs.org/faa-owner/WILDHORSE%20HELICOPTER%20CO%20INC), [Pendleton, OR](https://openairdocs.org/faa-place/OR/Pendleton), built 1968, S/N 6683 - [N256SW](https://openairdocs.org/aircraft/N256SW): [Mountain 47 LLC](https://openairdocs.org/faa-owner/MOUNTAIN%2047%20LLC), [Boulder, CO](https://openairdocs.org/faa-place/CO/Boulder), S/N 6754 - [N2918W](https://openairdocs.org/aircraft/N2918W): [Scotts Helicopter Service Inc](https://openairdocs.org/faa-owner/SCOTTS%20HELICOPTER%20SERVICE%20INC), [Le Sueur, MN](https://openairdocs.org/faa-place/MN/Le%20Sueur), built 1971, S/N 6822 - [N4017G](https://openairdocs.org/aircraft/N4017G): [Hjertager Harold D](https://openairdocs.org/faa-owner/HJERTAGER%20HAROLD%20D), [Anderson, CA](https://openairdocs.org/faa-place/CA/Anderson), built 1968, S/N 6677 - [N4029G](https://openairdocs.org/aircraft/N4029G): [Wildhorse Helicopters Inc](https://openairdocs.org/faa-owner/WILDHORSE%20HELICOPTERS%20INC), [Pendleton, OR](https://openairdocs.org/faa-place/OR/Pendleton), built 1968, S/N 6700 - [N4074G](https://openairdocs.org/aircraft/N4074G): [Classic Rotors Museum](https://openairdocs.org/faa-owner/CLASSIC%20ROTORS%20MUSEUM), [Ramona, CA](https://openairdocs.org/faa-place/CA/Ramona), S/N 6704 - [N4731R](https://openairdocs.org/aircraft/N4731R): [Tiny Dog Aviation Ltd](https://openairdocs.org/faa-owner/TINY%20DOG%20AVIATION%20LTD), [Gambier, OH](https://openairdocs.org/faa-place/OH/Gambier), built 1967, S/N 6719 - [N4733R](https://openairdocs.org/aircraft/N4733R): [Backwoods Construction Inc](https://openairdocs.org/faa-owner/BACKWOODS%20CONSTRUCTION%20INC), [Montrose, CO](https://openairdocs.org/faa-place/CO/Montrose), S/N 6722 - [N4757R](https://openairdocs.org/aircraft/N4757R): [Scotts Helicopter Service](https://openairdocs.org/faa-owner/SCOTTS%20HELICOPTER%20SERVICE), [Le Sueur, MN](https://openairdocs.org/faa-place/MN/Le%20Sueur), built 1969, S/N 6726 - [N4759R](https://openairdocs.org/aircraft/N4759R): [Peak Performance Helicopters LLC](https://openairdocs.org/faa-owner/PEAK%20PERFORMANCE%20HELICOPTERS%20LLC), [Dover, DE](https://openairdocs.org/faa-place/DE/Dover), S/N 6728 - [N475AL](https://openairdocs.org/aircraft/N475AL): [Scotts Helicopter Service Inc](https://openairdocs.org/faa-owner/SCOTTS%20HELICOPTER%20SERVICE%20INC), [Le Sueur, MN](https://openairdocs.org/faa-place/MN/Le%20Sueur), built 1968, S/N 6675 - [N481RD](https://openairdocs.org/aircraft/N481RD): [Schwam Julie R](https://openairdocs.org/faa-owner/SCHWAM%20JULIE%20R), [Hayden, ID](https://openairdocs.org/faa-place/ID/Hayden), S/N 6716 - [N665GD](https://openairdocs.org/aircraft/N665GD): [Regenald Michaud Avition LLC](https://openairdocs.org/faa-owner/REGENALD%20MICHAUD%20AVITION%20LLC), [Willows, CA](https://openairdocs.org/faa-place/CA/Willows), built 1968, S/N 6717 - [N7887S](https://openairdocs.org/aircraft/N7887S): [Heli Works Flight Services LLC](https://openairdocs.org/faa-owner/HELI%20WORKS%20FLIGHT%20SERVICES%20LLC), [Deer Lodge, MT](https://openairdocs.org/faa-place/MT/Deer%20Lodge), built 1968, S/N 6690 - [N7959J](https://openairdocs.org/aircraft/N7959J): [Fallini Joe B Jr](https://openairdocs.org/faa-owner/FALLINI%20JOE%20B%20JR), [Tonopah, NV](https://openairdocs.org/faa-place/NV/Tonopah), built 1971, S/N 6817 - [N8161K](https://openairdocs.org/aircraft/N8161K): [Pendleton, OR](https://openairdocs.org/faa-place/OR/Pendleton), built 1969, S/N 6743, Sale reported - [N8185J](https://openairdocs.org/aircraft/N8185J): [Costa James J](https://openairdocs.org/faa-owner/COSTA%20JAMES%20J), [Goff, KS](https://openairdocs.org/faa-place/KS/Goff), built 1972, S/N 6827 - [N828JL](https://openairdocs.org/aircraft/N828JL): [Martinez Ejarque Pablo](https://openairdocs.org/faa-owner/MARTINEZ%20EJARQUE%20PABLO), [Cottonwood, CA](https://openairdocs.org/faa-place/CA/Cottonwood), S/N 7687 ## NTSB investigations (67, newest 50) From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. - [NTSB WPR14CA280](https://openairdocs.org/ntsb/WPR14CA280), Jul 3, 2014: Bell 47G (N684PC), Gaston, OR, substantial damage. Probable cause: The pilot's inability to maintain control of the helicopter as a result of a hydraulic hose becoming entangled around the right skid. - [NTSB CEN12CA435](https://openairdocs.org/ntsb/CEN12CA435), Jul 9, 2012: Bell 47G-3B-2 (N2919W), Treynor, IA, substantial damage. Probable cause: The pilot’s improper fuel management, which resulted in a loss of engine power due to fuel exhaustion. - [NTSB WPR11LA379](https://openairdocs.org/ntsb/WPR11LA379), Aug 14, 2011: Bell 47G-3B-2 (N475AL), Los Banos, CA, substantial damage. Probable cause: The pilot’s inadequate preflight, and contamination of both the engine compressor section and the main rotor blades, which resulted in reduced performance of the engine and rotor system. - [NTSB WPR09CA331](https://openairdocs.org/ntsb/WPR09CA331), Jul 7, 2009: Bell 47G-3B-2 (N8169J), Ocean Shores, WA, substantial damage. Probable cause: The pilot's failure to maintain clearance from the water while maneuvering due to the pilot's diverted attention. - [NTSB CHI08CA210](https://openairdocs.org/ntsb/CHI08CA210), Jul 24, 2008: Bell 47G-3B-2 (N4029G), Lafetyette, IN, substantial damage. Probable cause: The loss of engine power during an aerial application flight due to a fatigue fracture of the carburetor heat control valve spring and the inadequate maintenance inspection by the pilot/mechanic. An… - [NTSB LAX04CA121](https://openairdocs.org/ntsb/LAX04CA121), Feb 11, 2004: Bell 47-G3B2 (N8AG), Salome, AZ, substantial damage. Probable cause: the pilot's failure to maintain an adequate clearance from trees while approaching the landing zone. - [NTSB SEA04LA018](https://openairdocs.org/ntsb/SEA04LA018), Nov 18, 2003: Bell 47G-3B-2 (N7825S), Monmouth, OR, substantial damage. Probable cause: Fatigue failure of a tail rotor blade during hover operations. - [NTSB SEA03LA023](https://openairdocs.org/ntsb/SEA03LA023), Jan 2, 2003: Bell 47G (N4759R), Idaho Falls, ID, substantial damage. Probable cause: In-flight loss of engine power for undetermined reasons. - [NTSB ATL00LA086](https://openairdocs.org/ntsb/ATL00LA086), Sep 9, 2000: Bell 47G-3B-2 (N2243W), Pine Hill, AL, substantial damage. Probable cause: The pilot's failure to adequately preflight the helicopter, which resulted in his failure to remove the tie down. - [NTSB ATL99LA036](https://openairdocs.org/ntsb/ATL99LA036), Dec 30, 1998: Bell 47G-3B-2 (N123NM), Murfreesboro, TN, substantial damage. Probable cause: The pilot's inadequate flare and his diverted attention, which resulted in a hard landing. - [NTSB FTW98GA097](https://openairdocs.org/ntsb/FTW98GA097), Jan 14, 1998: Bell 47G-3B-2 (N1461W), Spanish Fork, UT, substantial damage, 1 fatal. Probable cause: A total loss of power due to repeated engine overspeeds. A related factor was unsuitable terrain. - [NTSB FTW97LA319](https://openairdocs.org/ntsb/FTW97LA319), Aug 19, 1997: Bell 47G-3B-2 (N2243W), Montrose, CO, substantial damage. Probable cause: failure of the flight instructor (CFI) to properly supervise the flight and ensure that adequate rotor rpm was maintainted during the autorotation/landing. The high density altitude was a related… - [NTSB SEA97LA035](https://openairdocs.org/ntsb/SEA97LA035), Dec 10, 1996: Bell 47G (N4758R), Pendleton, OR, destroyed, 2 fatal. Probable cause: The pilot-in-command's attempt to conduct visual flight into instrument meteorological conditions, and his failure to maintain altitude/clearance with hilly terrain. A contributing factor in the… - [NTSB LAX95LA331](https://openairdocs.org/ntsb/LAX95LA331), Sep 10, 1995: Bell 47G-3B2 (N7942J), Yuma, AZ, substantial damage. Probable cause: the failure of the pilot and company maintenance personnel to detect a crack in the clevis ears during the required daily inspection and the recent annual inspection. A factor in the accident was the… - [NTSB SEA94LA029](https://openairdocs.org/ntsb/SEA94LA029), Nov 9, 1993: Bell 47G3B2 (N8169J), Toledo, WA, substantial damage. Probable cause: TRANSMISSION SHEAR BOLTS FAILED CAUSING A LOSS OF POWER TO THE ROTOR SYSTEM, AND THE PILOT ENCOUNTERED UNSUITABLE TERRAIN DURING HIS AUTOROTATION ATTEMPT. - [NTSB LAX91LA390](https://openairdocs.org/ntsb/LAX91LA390), Sep 10, 1991: Bell 47G-3B-2 (N2618D), Chula Vista, CA, substantial damage. Probable cause: THE PILOT'S FAILURE TO MAINTAIN THE PROPER AIRSPEED AND MISJUDGING THE LANDING FLARE ALTITUDE. THE POWERPLANT FAILURE FOR AN UNDETERMINED REASON AND THE UNSUITABLE TERRAIN FOR THE FLOAT EQUIPPED… - [NTSB SEA90LA048](https://openairdocs.org/ntsb/SEA90LA048), Mar 1, 1990: Bell BH-47G3B2 (N4073G), Des Moines, WA, destroyed. Probable cause: PARTIAL LOSS OF ENGINE POWER, CAUSE UNDETERMINED. THE AIRCRAFT WAS NOT RECOVERED AND EXAMINATION OF THE ENGINE WAS NOT POSSIBLE. - [NTSB LAX89DVA03](https://openairdocs.org/ntsb/LAX89DVA03), Feb 1, 1989: Bell 47G-3B2 (N2918W), Strathmore, CA, destroyed. Probable cause: IMPROPER COMPENSATION FOR WIND CONDITIONS BY THE PILOT, AND HIS FAILURE TO MAINTAIN CLEARANCE FROM THE SERVICE TRUCK. FACTORS RELATING TO THE ACCIDENT WERE: THE UNFAVORABLE (VARIABLE) AND GUSTY WIND… - [NTSB SEA89TL006](https://openairdocs.org/ntsb/SEA89TL006), Oct 13, 1988: Bell 47G-3B2 (N46073), Cottonwood Canyon, NV, substantial damage - [NTSB DEN88LA135](https://openairdocs.org/ntsb/DEN88LA135), Jun 25, 1988: Bell 47G (N2243W), Terry, MT, substantial damage - [NTSB DEN87LA235](https://openairdocs.org/ntsb/DEN87LA235), Sep 10, 1987: Bell 47-G3B2 (N1038X), Oakley, UT, substantial damage - [NTSB SEA87LA118](https://openairdocs.org/ntsb/SEA87LA118), Jun 12, 1987: Bell 47G-3B-2 (N2219W), Milton-Freewatr, OR, destroyed - [NTSB SEA86LA177](https://openairdocs.org/ntsb/SEA86LA177), Jul 21, 1986: Bell 47G3B2 (N7092J), Nahcotta, WA, destroyed - [NTSB DEN86LA119](https://openairdocs.org/ntsb/DEN86LA119), Apr 25, 1986: Bell 47G-3B-2 (N4073G), Santa Fe, NM, substantial damage - [NTSB DEN86LA079](https://openairdocs.org/ntsb/DEN86LA079), Feb 18, 1986: Bell 47G3 B-2 (N1424W), Grand Junction, CO, substantial damage - [NTSB SEA85LA022](https://openairdocs.org/ntsb/SEA85LA022), Nov 25, 1984: Bell 47G-3B-2 (N7927J), Nampa, ID, substantial damage - [NTSB DEN83LA046](https://openairdocs.org/ntsb/DEN83LA046), Jan 6, 1983: Bell 47G-3B-2 (Soloy) (N7039J), Great Falls, MT, destroyed - [NTSB SEA81DYM48](https://openairdocs.org/ntsb/SEA81DYM48), Sep 30, 1981: Bell 47G3B1 (N2243W), Albany, OR, substantial damage - [NTSB LAX81DUJ64](https://openairdocs.org/ntsb/LAX81DUJ64), May 25, 1981: Bell 47G3B2 (N4055G), Tucson, AZ, substantial damage - [NTSB NYC80FNA12](https://openairdocs.org/ntsb/NYC80FNA12), May 28, 1980: Bell 47G (N2277W), Middleborough, MA, substantial damage - [NTSB SEA80DYM29](https://openairdocs.org/ntsb/SEA80DYM29), Mar 28, 1980: Bell 47G-3B (N2243W), Albany, OR, substantial damage - [NTSB NYC80FNA10](https://openairdocs.org/ntsb/NYC80FNA10), Mar 20, 1980: Bell 47G-3B (N7943J), Plymouth, MA, substantial damage - [NTSB DEN79FA065](https://openairdocs.org/ntsb/DEN79FA065), Sep 20, 1979: Bell 47G (N2220W), Deming, NM, destroyed, 1 fatal - [NTSB DEN78FTE80](https://openairdocs.org/ntsb/DEN78FTE80), Jul 28, 1978: Bell 47G3B2 (N7927J), Mesa, CO, substantial damage - [NTSB SEA78FYM25](https://openairdocs.org/ntsb/SEA78FYM25), Apr 15, 1978: Bell 47G (N2919W), Kings Valley, OR, substantial damage - [NTSB SEA78FYM14](https://openairdocs.org/ntsb/SEA78FYM14), Jan 4, 1978: Bell 47G3B2 (N2906W), Milton-Freewtr, OR, substantial damage - [NTSB SEA77FTI19](https://openairdocs.org/ntsb/SEA77FTI19), Sep 1, 1977: Bell 47G3B2 (N7937J), Missoula, MT, substantial damage - [NTSB DEN77FTE31](https://openairdocs.org/ntsb/DEN77FTE31), Apr 8, 1977: Bell 47G3B2 (N665GD), Greeley, CO, destroyed - [NTSB DEN76AD073](https://openairdocs.org/ntsb/DEN76AD073), Sep 25, 1976: Bell 47G3B2 (N2205W), Mantua, UT, destroyed, 2 fatal - [NTSB DEN76FTE94](https://openairdocs.org/ntsb/DEN76FTE94), Aug 24, 1976: Bell 47G3B2 (N4074G), Aspen, CO, destroyed - [NTSB SEA76DYC66](https://openairdocs.org/ntsb/SEA76DYC66), Aug 11, 1976: Bell 47G3B2 (N7092J), Vancouver, WA, destroyed - [NTSB SEA76DYA36](https://openairdocs.org/ntsb/SEA76DYA36), Jul 8, 1976: Bell 47G3B2 (N1424W), Gooding, ID, substantial damage - [NTSB SEA76DYG44](https://openairdocs.org/ntsb/SEA76DYG44), Apr 21, 1976: Bell 47G-3B (N2240W), Palouse, WA, destroyed - [NTSB LAX76AL028](https://openairdocs.org/ntsb/LAX76AL028), Oct 25, 1975: Bell 47G3B2 (N7977J), Ventura, CA, destroyed, 1 fatal - [NTSB LAX75FVA66](https://openairdocs.org/ntsb/LAX75FVA66), May 23, 1975: Bell 47G3B2 (N2906W), Bakersfied, CA, destroyed - [NTSB DEN75FQA24](https://openairdocs.org/ntsb/DEN75FQA24), Dec 17, 1974: Bell 47G3B2 (N4730R), Albuquerque, NM, substantial damage - [NTSB LAX75FUQ14](https://openairdocs.org/ntsb/LAX75FUQ14), Oct 18, 1974: Bell 47G3B2 (N4079G), Camarillo, CA, destroyed - [NTSB DEN75FQD06](https://openairdocs.org/ntsb/DEN75FQD06), Jul 29, 1974: Bell 47G3B2 (N4730R), Mesquite, NM, substantial damage - [NTSB SEA74DYG50](https://openairdocs.org/ntsb/SEA74DYG50), Jun 23, 1974: Bell 47G3B2 (N8169J), Clarkston, WA, destroyed - [NTSB OAK74DVG10](https://openairdocs.org/ntsb/OAK74DVG10), Aug 20, 1973: Bell 47G-3B (N7958J), Happy Camp, CA, substantial damage All 67: https://openairdocs.org/model/bell-47g-3b-2/ntsb.md ## FAA accident and incident reports (60, newest 50) From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. - [Accident 20140703010129A](https://openairdocs.org/incident/20140703010129A), Jul 3, 2014: Bell 47G-3B-2 (N684PC), Gaston, OR, Substantial damage. After lifting off, spray bucket's RH hydraulic hose snagged the RH fwd skid at about 5 ft off ground. Helicopter attitude shifted fwd and helicopter moved fwd… - [Accident 20120709012379A](https://openairdocs.org/incident/20120709012379A), Jul 9, 2012: Bell 47G-3B-2 (N2919W), Treynor, IA, Substantial damage. As stated by the pilot, during aerial application while traveling north the aircraft momentarily torqued left and a warning light quickly flashed. A check of… - [Accident 20110814017399A](https://openairdocs.org/incident/20110814017399A), Aug 14, 2011: Bell 47G-3B-2 (N475AL), Los Banos, CA, Substantial damage. Takeoff was from the top of a loading truck. The helo accelerated through effective translational lift when the pilot initiated a climbing right turn into the… - [Accident 20090707011879A](https://openairdocs.org/incident/20090707011879A), Jul 7, 2009: Bell 47G3B2 (N8169J), Hoquiam, WA, Substantial damage. (-23) On July 7, 2009 N8169J, owned and operated by farm and forest helicopter service inc. received substantial damage when the pilot allowed the helicopter… - [Accident 20080724843519A](https://openairdocs.org/incident/20080724843519A), Jul 24, 2008: Bell 47G3B2 (N4029G), Lafayette, IN, Substantial damage. (-23) On July 24,2008, at approximately 1200 EDT, while operating his Bell 47G3B2, N4029G, [privacy data omitted] executed an emergency landing in a cornfield… - [Accident 20040211007429A](https://openairdocs.org/incident/20040211007429A), Feb 11, 2004: Bell 47G3B2 (N8AG), Quartzite, AZ, Substantial damage. (-23) During an approach to a landing site off airport for refueling, the helicopter was overtaken by gusty winds. The tail struck the ground which caused a… - [Accident 20031118027949A](https://openairdocs.org/incident/20031118027949A), Nov 18, 2003: Bell 47G3B2 (N7825S), Monmouth, OR, Substantial damage. (-23) On 11/18/03, at 1452 PST, N7825S a BHT-47-G3B2 rotorcraft, was reported by witnesses to have shed a tailrotor blade, while in a hover, dropping a sling… - [Accident 20030102000079A](https://openairdocs.org/incident/20030102000079A), Jan 2, 2003: Bell 47G3B2 (N4759R), Idahofalls, ID, Substantial damage. (-23) Aircraft was preheated for approx. 40 minutes, uncovered and started and ground run for approx. 10-15 minutes prior to takeoff. Pilot departed landing… - [Incident 20011114029869I](https://openairdocs.org/incident/20011114029869I), Nov 14, 2001: Bell 47G3B2 (N8169J), Cinabar, WA, Minor damage. (-23) Pilot statement: on November 14, 2001 at approximately 11:10 am, while slinging (FAR part 133) with a 30' line, I heard or felt something, like a thunk,… - [Accident 20000909005949A](https://openairdocs.org/incident/20000909005949A), Sep 9, 2000: Bell 47G3B2 (N2243W), Pinehill, AL, Destroyed. (-23) Pilot was interrupted by customer while untying straps securing helicopter to transport trailer during relocation. He had untied three of four straps and… - [Accident 19981230034399A](https://openairdocs.org/incident/19981230034399A), Dec 30, 1998: Bell 47G3B2 (N123NM), Murfreesboro, TN, Substantial damage. Bell 47G-3B-A helicopter landed hard, and the main rotor sheared the tail boom. (-23) pilot impacted runway 36 at mbt from a 5 foot hover/taxi on landing.… - [Accident 19980114000319A](https://openairdocs.org/incident/19980114000319A), Jan 14, 1998: Bell 47G3B2 (N1461W), Spanish Fork, UT, Substantial damage, 1 fatal. Coyote hunt flight for doa. During pullup heard clunk lost pitch roll and vertical contol. Impacted tail first. (.4)while maneuvering at low level during a… - [Accident 19970819023179A](https://openairdocs.org/incident/19970819023179A), Aug 19, 1997: Bell 47G3B2 (N2243W), Montrose, CO, Substantial damage. Helicopter was attempting a rotation and made a hard landing. - [Accident 19961210038879A](https://openairdocs.org/incident/19961210038879A), Dec 10, 1996: Bell 47G3B2 (N4758R), Pendleton, OR, Destroyed, 2 fatal. Continued flight into dense fog and collided with a hill. - [Accident 19950910028399A](https://openairdocs.org/incident/19950910028399A), Sep 10, 1995: Bell 47G3B2 (N7942J), Yuma, AZ, Substantial damage. En route to spray loud bang and tail rotor vibration. Lost anti torque control. Spun in. Engine mounts broke. Rusted - [Incident 19950807032119I](https://openairdocs.org/incident/19950807032119I), Aug 7, 1995: Bell 47G3B2 (N2240W), Shelton, NE, Minor damage. Rotors struck partially hidden trees at end of field spray run. Landed safely. - [Accident 19931109042759A](https://openairdocs.org/incident/19931109042759A), Nov 9, 1993: Bell 47G3B2 (N8169J), Toledo, WA, Substantial damage. On takeoff load of christmas trees. Grinding noise. Lost rotor RPM. Landed in trees. Main transmission bolts failed - [Accident 19910910038949A](https://openairdocs.org/incident/19910910038949A), Sep 10, 1991: Bell STC47 (N2618D), Chula Vista, CA, Substantial damage. On test for engine turbine conversion. Engine failed respond autorotation power recovery. Fuel control adjustments. - [Accident 19900301052099A](https://openairdocs.org/incident/19900301052099A), Mar 1, 1990: Bell 47G3B2 (N4073G), Des Moines, WA, Destroyed. Engine lost power at cruise. Ditched in 300 feet of water. Helicopter sank. Cause power loss unknown. - [Accident 19890201001659A](https://openairdocs.org/incident/19890201001659A), Feb 1, 1989: Bell 47G3B2 (N2918W), Strathmore, CA, Destroyed. Sudden gust of wind pushed sling bucket into loading truck as helicopter tookoff pulling it down onto top of truck. - [Accident 19880624025849A](https://openairdocs.org/incident/19880624025849A), Jun 24, 1988: Bell 47G3B2 (N2243W), Terry, MT, Substantial damage. Ran out of fuel en route. Lost rotor RPM during autorotation while clearing wires. Fell vertically to the ground. - [Accident 19870910058949A](https://openairdocs.org/incident/19870910058949A), Sep 10, 1987: Bell 47G3B2 (N1038X), Oakley, UT, Substantial damage. Misjudged density altitude and safe egress for takeoff. Aborted but lost too much RPM. Chopped tail boom on landing - [Accident 19870612020459A](https://openairdocs.org/incident/19870612020459A), Jun 12, 1987: Bell 47G3B2 (N2219W), Milton Freewate, OR, Destroyed. Settled with power. Bounced on ground impact. Lost tail rotor control and spun in. - [Incident 19870416030149I](https://openairdocs.org/incident/19870416030149I), Apr 16, 1987: Bell 47G3B2 (N2243W), Carbondale, CO, Minor damage. Helicopter settled through crusty snow during attempt to move aircraft. Tail rotor damage. - [Accident 19860721075309A](https://openairdocs.org/incident/19860721075309A), Jul 21, 1986: Bell 47G3B2 (N7092J), Nahcotta, WA, Destroyed. The helicopter struck the oyster bed during a morning agricultural spray run. Pilot lost depth perception cues. - [Accident 19860425013979A](https://openairdocs.org/incident/19860425013979A), Apr 25, 1986: Bell 47G3B2 (N4073G), Santa Fe, NM, Substantial damage. Landed hard from practice hover and spread skids. Main rotor blades struck tailboom. Student claimed turbulence. - [Accident 19860218002959A](https://openairdocs.org/incident/19860218002959A), Feb 18, 1986: Bell 47G3B2 (N1424W), Grand Junction, CO, Substantial damage. During attempt to land on a mesa in windy conditions, pilot lost control and a hard landing resulted. - [Accident 19841125074779A](https://openairdocs.org/incident/19841125074779A), Nov 25, 1984: Bell 47G3B2 (N7927J), Nampa, ID, Substantial damage. Engine quit, hard landing. Rotors severed tail boom. Carburetor and fuel pump replaced 5 hours before. - [Incident 19831128073199I](https://openairdocs.org/incident/19831128073199I), Nov 28, 1983: Bell 47G3B2 (N4078G), Susanville, CA, Substantial damage. Hooked a skid on the trailer while attempting to lift it off to set it on the ground. Helicopter rolled over. - [Accident 19830106002279A](https://openairdocs.org/incident/19830106002279A), Jan 6, 1983: Bell 47G3B2 (N7039J), Great Falls, MT, Destroyed. Helicopter crashed when unsaftied nut holding swivel assembly link and scissors to the swash plate came off. - [Incident 19811115086149I](https://openairdocs.org/incident/19811115086149I), Nov 15, 1981: Bell 47G3B2 (N4733R), Hollywood, FL, Minor damage. Za during hover, aircraft drifted to rear, hit tree and broke tail rotor shaft. Pilot made hard power off landing. - [Accident 19810930065139A](https://openairdocs.org/incident/19810930065139A), Sep 30, 1981: Bell 47G3B2 (N2243W), Albany, OR, Substantial damage. During practice autorotation landing skid dropped into rut causing helicoptor to tip. Rotor blades struck ground. - [Accident 19810525028669A](https://openairdocs.org/incident/19810525028669A), May 25, 1981: Bell 47G3B2 (N4055G), Tucson, AZ, Substantial damage. Pilot practicing autorotations allowed helicopter to hit too hard flexing rotor blades, causing substantial damage. - [Accident 19800528017189A](https://openairdocs.org/incident/19800528017189A), May 28, 1980: Bell 47G3B2 (N2277W), Middleboro, MA, Substantial damage. Ran out of fuel on start of spray run. Crash landed in a swamp. - [Incident 19800513049329I](https://openairdocs.org/incident/19800513049329I), May 13, 1980: Bell 47G3B2 (N2243W), Albany, OR, Minor damage. During flair, prior to touchdown, float equipped copter, tail rotor made contact with water. - [Accident 19800328010469A](https://openairdocs.org/incident/19800328010469A), Mar 28, 1980: Bell 47G3B2 (N2243W), Albany, OR, Substantial damage. Student pulled collective late on practice autorotation landing. Hard, uneven touchdown cut off tail boom. - [Accident 19800320006369A](https://openairdocs.org/incident/19800320006369A), Mar 20, 1980: Bell 47G3B2 (N7943J), Plymouth, MA, Substantial damage. Lost cyclic control returning to base. Made hard landing. Found collective torque tube had separated. - [Incident 19800117015169I](https://openairdocs.org/incident/19800117015169I), Jan 17, 1980: Bell 47G3B1 (N2919W), Sweet Home, OR, Minor damage. Autorotated to hard landing due to loss of power. Left tank fuel vent found to be closed. - [Accident 19790920040399A](https://openairdocs.org/incident/19790920040399A), Sep 20, 1979: Bell 47G3 (N2220W), Deming, TX, Destroyed. Put helicopter in vertical climb to miss power-lines. Stalled, dropped vertically to ground impact. - [Accident 19780728042889A](https://openairdocs.org/incident/19780728042889A), Jul 28, 1978: Bell 47G3B2 (N7927J), Mesa, CO, Substantial damage. Engine lost power. Made hard landing. Cut off tail boom. Improper engine installed. Leaky and stuck valves. - [Accident 19780415014089A](https://openairdocs.org/incident/19780415014089A), Apr 15, 1978: Bell 47G3B2 (N2919W), Kings Valley, OR, Substantial damage. Landed across logging road cut into hillside. Main rotor blades coted upslope. Recon flight. - [Accident 19780104008199A](https://openairdocs.org/incident/19780104008199A), Jan 4, 1978: Bell 47G3B2 (N2906W), Milton-Freewtr, OR, Substantial damage. Looking for cattle. - [Accident 19770901028399A](https://openairdocs.org/incident/19770901028399A), Sep 1, 1977: Bell 47G3B2 (N7937J), Missoula, MT, Substantial damage. Eng fail at low alt over lake. - [Accident 19770408006479A](https://openairdocs.org/incident/19770408006479A), Apr 8, 1977: Bell 47G3B2 (N665GD), Greeley, CO, Substantial damage. Hovering over pinnacle,drifted rearward,t/r struck gnd,plt pulled hel into air. - [Accident 19760925039039A](https://openairdocs.org/incident/19760925039039A), Sep 25, 1976: Bell 47G3B2 (N2205W), UT, Destroyed, 1 fatal - [Accident 19760824028029A](https://openairdocs.org/incident/19760824028029A), Aug 24, 1976: Bell 47G3B2 (N4074G), Aspen, CO, Destroyed. Radiometric aerial survey. No reason found for loss of power.d/a 14000FT. - [Accident 19760811029409A](https://openairdocs.org/incident/19760811029409A), Aug 11, 1976: Bell 47G3B2 (N7092J), Vancouver, WA, Substantial damage. Turbo charged. Eng exam disclosed no evidence of malfunction. Wx VFR for type of operation. - [Accident 19760708021689A](https://openairdocs.org/incident/19760708021689A), Jul 8, 1976: Bell 47G3B2 (N1424W), Gooding, ID, Substantial damage. Electric solenoid primer valve body fnd open,no fuel in carb. - [Accident 19760421009909A](https://openairdocs.org/incident/19760421009909A), Apr 21, 1976: Bell 47G3B2 (N2240W), Palouse, WA, Substantial damage. Rolled left and aft after liftoff. Destroyed by fire. - [Accident 19751025040039A](https://openairdocs.org/incident/19751025040039A), Oct 25, 1975: Bell 47G3B2 (N7977J), Ventura, CA, Destroyed. Pwr lines ovr river bed difficult to see. Plt familiar with area. All 60: https://openairdocs.org/model/bell-47g-3b-2/incidents.md ## Service difficulty reports (5) As reported by operators and repair stations, by the model named in the report. - [SDR 2009FA0000075](https://openairdocs.org/sdr/2009FA0000075), Feb 10, 2009: YOKE. WRONG PART. PART WAS TO REPLACE ANOTHER PART NOW IDENTIFIED AS A SUSPECTED UNAPPROVED PART (SUP). SERIAL NUMBER CT-207 DOES NOT MEET THE REQUIREMENTS OF AN APPROVED PART: I - [SDR 2009FA0000074](https://openairdocs.org/sdr/2009FA0000074), Feb 10, 2009: YOKE. WRONG PART. PART WAS INSTALLED. ON REVIEW OF AIRCRAFT RECORDS PRIOR TO PLACING IT ON A 135 CERTIFICATE IT WAS NOTED THAT EITHER THERE WAS A TYPO OR SUP PART INSTALLED ON TH - [SDR GJD2005F00000](https://openairdocs.org/sdr/GJD2005F00000), Nov 18, 2004: BLADE. FRACTURED. DURING ACCIDENT INVESTIGATION, FOUND EVIDENCE OF FATIGUE FRACTURE ON TAIL ROTOR BLADE. OPPOSING BLADE WAS FRACTURED DUE TO APPARENT OVERLOAD. BOTH BLADES SENT T - [SDR 2003FA0000285](https://openairdocs.org/sdr/2003FA0000285), Feb 19, 2003: GRIP. CRACKED. EDDY CURRENT SHOWED CRACK IN THREAD AREA OF GRIP. - [SDR AU960320](https://openairdocs.org/sdr/AU960320), Feb 12, 1996: CROSS TUBE. CRACKED. (AUS) FLOAT LANDING GEAR SYSTEM REAR CROSS TUBE CRACKED AROUND CIRCUMFERENCE IN AREA APPROXIMATELY 304.8MM (12IN) OUTBOARD FROM THE LH MOUNT - CRACK ORIGINATED ## STCs that may be installed (OpenAirDocs) (130, first 50) Approved for this model: the STC's model list names it on its data sheet, or a series that includes it. In force first, then newest. The registry doesn't record which STCs an aircraft has. - [STC SR12272SE](https://openairdocs.org/stc/SR12272SE): Installation of a Supplemental Lighting System. Aviation Specialties Unlimited Inc - [STC SH100WE](https://openairdocs.org/stc/SH100WE): Installation of fiberglass baggage carriers. Texas Transland LLC - [STC SH3319NM](https://openairdocs.org/stc/SH3319NM): Installation of Precise Flight Pulselite Control Unit in the Landing /Taxi Recognition Visual Control Light system,. Precise Flight Inc - [STC SH1152NW](https://openairdocs.org/stc/SH1152NW): Installation of the Automatic Flagman Model 135 Control Stick Grip. Air Products & Parts LLC - [STC SR09066RC](https://openairdocs.org/stc/SR09066RC): Fabricate the HAC-47-3 Tail Rotor Blade. Scott's-Bell 47 Inc - [STC SR02704SE](https://openairdocs.org/stc/SR02704SE): Installation and maintenance of the Sunspot 36 and 46 series lights. AeroLED's Holdings LLC - [STC SA02268CH](https://openairdocs.org/stc/SA02268CH): Installation of Airwolf Filter Corp. Air Oil Separator. Airwolf Filter Corporation - [STC SH2772SW](https://openairdocs.org/stc/SH2772SW): Revise mast controls and remove stabilizer bar and install control system. Scott's-Bell 47 Inc - [STC SR00359BO](https://openairdocs.org/stc/SR00359BO): Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights. Whelen Aerospace Technologies - [STC SR01845SE](https://openairdocs.org/stc/SR01845SE): Installation of a barrier air filtration system. Cascade Flying Service LLC - [STC SR00408NY](https://openairdocs.org/stc/SR00408NY): Installation of Airwolf remote mounted engine oil filter model AFC-600. Airwolf Filter Corporation - [STC SR02487AK](https://openairdocs.org/stc/SR02487AK): Installation of L-3 Communications Avionics Systems ESI-500 Standby Instrument System. ADS-B Technologies, LLC - [STC SR02470AK](https://openairdocs.org/stc/SR02470AK): Installation of the L-3 Communications NGT -1000/2000/2500 ADS-B System. ADS-B Technologies, LLC - [STC SR02471AK](https://openairdocs.org/stc/SR02471AK): Installation of the L-3 Communications NGT -9000/9000R ADS-B System. ADS-B Technologies, LLC - [STC SH2348SW](https://openairdocs.org/stc/SH2348SW): Installation of Sprag System Kit P/N 74-612-153-1M Revision D, dated 9/17/14. Scott's Bell 47 Inc - [STC SR02394AK](https://openairdocs.org/stc/SR02394AK): Replacement of existing landing and/or hover light bulbs with Light Emitting Diode (LED) lighting system. Seaplanes North LLC - [STC SH166GL](https://openairdocs.org/stc/SH166GL): Installation of Low Fuel Warning System. Scott's Bell 47 Inc - [STC SH1710GL](https://openairdocs.org/stc/SH1710GL): Install fixed elevator in lieu of synchronized elevator. Scott's Bell 47 Inc - [STC SH2397SW](https://openairdocs.org/stc/SH2397SW): Installation of Ag-King 500B Spray System with 2 tanks (800 pounds total allowable), 32 foot boom on end of skid tubes and engine driven pump. Scott's Bell 47 Inc - [STC SH279SW](https://openairdocs.org/stc/SH279SW): Modification of dual control cyclic stick into quick removable stick similar to Bell 47A stick by cutting off the stick and making an insert of 4130 steel tube to fit inside. Scott's Bell 47 Inc - [STC SH382SW](https://openairdocs.org/stc/SH382SW): Eligible only on Bell 47 series with open tail booms. Installation of sign per Kitz Kopter's Drawing KK-101 dated 10/14/64. Scott's Bell 47 Inc - [STC SH972SW](https://openairdocs.org/stc/SH972SW): Installation of copilot's rudder pedals. Scott's Bell 47 Inc - [STC SR09321RC](https://openairdocs.org/stc/SR09321RC): Installation of Improved Main Rotor Grips and Matching Adapter Nut. Scott's Bell 47 Inc - [STC SR09346RC](https://openairdocs.org/stc/SR09346RC): Installation of main rotor blade grip with modified root radius and matching adapter in accordance with Helicopter Tech, Inc., Drawing List R47-120-252-1000, Revision IR, dated May 15, 2002, or later Federal Aviation Administration (FAA) approved revision. Helicopter Tech Inc - [STC SA00068SE](https://openairdocs.org/stc/SA00068SE): Installation of fuel flow/pressure instruments. (W/TSIO-360-MB1). Electronics International Inc - [STC SA2693NM](https://openairdocs.org/stc/SA2693NM): Installation of Electronics International digital volt/amp gauges and accessories. Electronics International Inc - [STC SA4172NM](https://openairdocs.org/stc/SA4172NM): Installation of Aviation Development oil filter. Aviation Development Corporation - [STC SH657NW](https://openairdocs.org/stc/SH657NW): Installation of Allison 250-C18A, -C18C, -C20, -C20B engine and related changes. Siam Hiller Holdings Inc - [STC SA00680SE](https://openairdocs.org/stc/SA00680SE): Installation of Electronics International model UBG-16 or UBG-16T bar graph engine analyzer. Electronics International - [STC SR01430LA](https://openairdocs.org/stc/SR01430LA): Installation of Stainless Steel Skid shoes. Papas Gary Los Angeles Laboratories Inc - [STC SA01258SE](https://openairdocs.org/stc/SA01258SE): Installation of the Automatic Flagman Dispenser Models in accordance with Automatic Flagman Master Drawing Lists specified in attached AML, or later FAA approved revision.This STC supercedes several existing STC s as listed in the notes on the attached AML. R-S Sales Inc - [STC SA489EA](https://openairdocs.org/stc/SA489EA): Installation of ARP Inc. carburetor ice detection system. Aircraft & Rotorcraft Products (ARP) Inc - [STC SH1343SO](https://openairdocs.org/stc/SH1343SO): Installation of Utah Research& Development's Model 124BC101 airborne battery charger. Aviall Services, Inc. Lists 47 Series - [STC SH102WE](https://openairdocs.org/stc/SH102WE): Installation of automatic flagman model 5. R-S Sales Inc - [STC SA2687NM](https://openairdocs.org/stc/SA2687NM): Installation of Truboplus/ Electronics Int'l gauges and switches. Aero Manufacturing Inc - [STC SH12CE](https://openairdocs.org/stc/SH12CE): Replace existing engine induction air filter with AC Spark Plug Filter. Brackett Aero Filters Inc - [STC SR00641SE](https://openairdocs.org/stc/SR00641SE): Installation of aerial mapping camera. Davis Richard B - [STC SA00238SE](https://openairdocs.org/stc/SA00238SE): Installation of Aviation Development Corporation's sump mounted chip detector. Aviation Development Corporation - [STC SA1626NM PAGE 1](https://openairdocs.org/stc/SA1626NM%20PAGE%201): Installation of Electronics Int'l Digital EGT/CHT Instruments and accessories. (201 Series). Electronics International - [STC SH8441SW](https://openairdocs.org/stc/SH8441SW): Installation of a float assembly. Aero Products, Inc - [STC SH5142NM](https://openairdocs.org/stc/SH5142NM): Install rotary atomizers, Simplex model 10060, on Simplex spray booms approved under on the the STC's SH787NW, SH856NW, SH889NW, or SH891NW. Simplex Manufacturing Company - [STC SA2350NM PAGE 1](https://openairdocs.org/stc/SA2350NM%20PAGE%201): Installation of Electronics International Inc digital carburetor/outside air temperature gauges. Electronics International - [STC SH370GL](https://openairdocs.org/stc/SH370GL): Installation of Facet Enterprises, Inc. engine lubrication system scavenge filter. Facet Filter Products - [STC SA4302NM](https://openairdocs.org/stc/SA4302NM): Installation of Electronics Int'l digital automatic engine analyzer. Electronics International - [STC SA3862NM PAGE 1](https://openairdocs.org/stc/SA3862NM%20PAGE%201): Installation of Electronics International Primary TIT/EGT/CHT instruments, remote switches and associated accessories. Electronics International - [STC SA4173NM](https://openairdocs.org/stc/SA4173NM): Installation of Simplex Model 7600 modular electrical system. (47G-5 WITH 12 VOLT SYSTEM). Simplex Manufacturing Company. Lists 47 Series - [STC SH4173NM](https://openairdocs.org/stc/SH4173NM): Installation of Simplex Model 7600 modular electrical system. (US ARMY OH-13E M74A). Simplex Manufacturing Company - [STC SH2945NM](https://openairdocs.org/stc/SH2945NM): Addition of a twist grip on the cyclic pitch stick to provide hand operated yaw control. Narad James L - [STC SH3351NM](https://openairdocs.org/stc/SH3351NM): Addition of a twist grip on the cyclic pitch stick to provide a hand operated yaw control. Narad James L. Lists 47 Series - [STC SA2190NM PAGE 1](https://openairdocs.org/stc/SA2190NM%20PAGE%201): Installation of electronics International Digital Volt/Amp Gauges and Accessories. Electronics International All 130: https://openairdocs.org/model/bell-47g-3b-2/stcs.md --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.