# Sikorsky S-55B - Type: Aircraft model (FAA registry) - Registry code: 8141604 - Manufacturer (registry): SIKORSKY - Model: S-55B - Aircraft type: Rotorcraft - Category: Rotorcraft - Engines: 1 · Turbo-shaft - Seats: 12 - Weight class: Up to 12,499 lb - Cruise speed: 71 mph - Certification: Type certificated - Data sheet: [TCDS 1H4](https://openairdocs.org/tcds/1H4) (OpenAirDocs) - Holder: Centerpointe Aerospace Inc. - Registered aircraft: 9 - Page: https://openairdocs.org/model/sikorsky-s-55b Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker. ## 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 2023-11-07](https://openairdocs.org/ad/2023-11-07): Ground Proximity System · Airbus Helicopters 47, 206, 210 and 237 more. Effective Jun 22, 2023 - [AD 66-04-03](https://openairdocs.org/ad/66-04-03): Main Rotor Blades · Orlando Helicopter Airways HRS-1/CH-19, HRS-3/H-19B, S-55 and 3 more. Effective Apr 27, 1976 - [AD 75-22-12](https://openairdocs.org/ad/75-22-12): Inflight Power Loss · Sikorsky S-55, S-55B and S-55C with STC SH125WE or SH127WE. Effective Oct 31, 1975 - [AD 75-04-02](https://openairdocs.org/ad/75-04-02): Main Rotor Spindles · Orlando Helicopter Airways CH-19E, H-19A, H-19D and 8 more. Effective Feb 19, 1975 - [AD 73-16-01](https://openairdocs.org/ad/73-16-01): Engine Turbine Failure · Sikorsky S-55, S-55B and S-55C with STC SH127WE. Effective Jul 31, 1973 - [AD 70-12-04](https://openairdocs.org/ad/70-12-04): Main Rotor Shaft Cracks · Sikorsky S-55, S-55B, S-55C and 1 more. Effective Jun 17, 1970 - [AD 67-29-07](https://openairdocs.org/ad/67-29-07): Azimuth Control Rod Assembly · Orlando Helicopter Airways HRS-1/CH-19, HRS-3/H-19B, S-55 and 2 more. Effective Nov 3, 1967 - [AD 67-17-06](https://openairdocs.org/ad/67-17-06): Pylon Lower Ring · Orlando Helicopter Airways HRS-1/CH-19, HRS-3/H-19B, S-55 and 2 more. Effective May 21, 1967 - [AD 65-08-02](https://openairdocs.org/ad/65-08-02): Main Rotor Blades · Orlando Helicopter Airways HRS-1/CH-19, HRS-3/H-19B, S-55 and 11 more. Effective Apr 9, 1965 - [AD 63-05-02](https://openairdocs.org/ad/63-05-02): Main Rotor Blades · Orlando Helicopter Airways HRS-1/CH-19, HRS-3/H-19B, S-55 and 2 more. Effective Mar 6, 1963 - [AD 60-13-04](https://openairdocs.org/ad/60-13-04): Rotor Shank Rod · Orlando Helicopter Airways HRS-1/CH-19, HRS-3/H-19B, S-51 and 3 more - [AD 56-23-03](https://openairdocs.org/ad/56-23-03): Horizontal Hinge Pin Assembly · Orlando Helicopter Airways HRS-1/CH-19, HRS-3/H-19B, S-55 and 2 more - [AD 56-16-03](https://openairdocs.org/ad/56-16-03): Main Rotor Blade Inspection · Orlando Helicopter Airways HRS-1/CH-19, HRS-3/H-19B, S-51 and 3 more - [AD 55-25-04](https://openairdocs.org/ad/55-25-04): Tail Cone Skin Reinforcements · Orlando Helicopter Airways HRS-1/CH-19, HRS-3/H-19B, S-55 and 2 more - [AD 54-20-02](https://openairdocs.org/ad/54-20-02): Support Assembly Cracks · Orlando Helicopter Airways HRS-1/CH-19, HRS-3/H-19B, S-55 and 2 more - [AD 54-19-02](https://openairdocs.org/ad/54-19-02): Servo Safety Clip · Orlando Helicopter Airways HRS-1/CH-19, HRS-3/H-19B, S-55 and 2 more - [AD 54-16-01](https://openairdocs.org/ad/54-16-01): Main Transmission · Orlando Helicopter Airways HRS-1/CH-19, HRS-3/H-19B, S-55 and 2 more - [AD 54-13-01](https://openairdocs.org/ad/54-13-01): Star Assembly Bolt Replacement · Orlando Helicopter Airways HRS-1/CH-19, HRS-3/H-19B, S-55 and 2 more - [AD 54-01-03](https://openairdocs.org/ad/54-01-03): Fuel Strainer Screen · Orlando Helicopter Airways HRS-1/CH-19, HRS-3/H-19B, S-55 and 2 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 ## Registered aircraft (9) - [N155GW](https://openairdocs.org/aircraft/N155GW): [Sierra Aeronautics LLC](https://openairdocs.org/faa-owner/SIERRA%20AERONAUTICS%20LLC), [Franklin, KY](https://openairdocs.org/faa-place/KY/Franklin), built 1955, S/N 55883 - [N17376](https://openairdocs.org/aircraft/N17376): [Deterding Jame Louis](https://openairdocs.org/faa-owner/DETERDING%20JAME%20LOUIS), [Pond Creek, OK](https://openairdocs.org/faa-place/OK/Pond%20Creek), S/N 1253 - [N2302F](https://openairdocs.org/aircraft/N2302F): [N2302f LLC](https://openairdocs.org/faa-owner/N2302F%20LLC), [Salem, OR](https://openairdocs.org/faa-place/OR/Salem), built 1952, S/N 55188 - [N24111](https://openairdocs.org/aircraft/N24111): [Sierra Aeronautics LLC](https://openairdocs.org/faa-owner/SIERRA%20AERONAUTICS%20LLC), [Franklin, KY](https://openairdocs.org/faa-place/KY/Franklin), built 1955, S/N 55237 - [N2650M](https://openairdocs.org/aircraft/N2650M): [Sierra Aeronautics LLC](https://openairdocs.org/faa-owner/SIERRA%20AERONAUTICS%20LLC), [Franklin, KY](https://openairdocs.org/faa-place/KY/Franklin), built 1954, S/N 55907 - [N31611](https://openairdocs.org/aircraft/N31611): [Sierra Aeronautics LLC](https://openairdocs.org/faa-owner/SIERRA%20AERONAUTICS%20LLC), [Franklin, KY](https://openairdocs.org/faa-place/KY/Franklin), built 1956, S/N 56-4255 - [N443FD](https://openairdocs.org/aircraft/N443FD): [Robertson Donald M](https://openairdocs.org/faa-owner/ROBERTSON%20DONALD%20M), [Sussex, NJ](https://openairdocs.org/faa-place/NJ/Sussex), built 1955, S/N 55-1046 - [N5663](https://openairdocs.org/aircraft/N5663): [Sierra Aeronautics LLC](https://openairdocs.org/faa-owner/SIERRA%20AERONAUTICS%20LLC), [Franklin, KY](https://openairdocs.org/faa-place/KY/Franklin), built 1959, S/N 55-1267 - [N855DB](https://openairdocs.org/aircraft/N855DB): [Smith David B](https://openairdocs.org/faa-owner/SMITH%20DAVID%20B), [Yakima, WA](https://openairdocs.org/faa-place/WA/Yakima), S/N 551148 ## NTSB investigations (29) 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 WPR24LA173](https://openairdocs.org/ntsb/WPR24LA173), Jun 3, 2024: Sikorsky S-55QT (N2302F), Benton City, WA, substantial damage. Probable cause: The pilot’s failure to maintain clearance from power lines during a low altitude operation. - [NTSB ERA13LA018](https://openairdocs.org/ntsb/ERA13LA018), Oct 12, 2012: Sikorsky S-55B (N443FD), Yorktown, NY, substantial damage. Probable cause: The pilot's improper decision to perform a downwind precautionary landing and the helicopter’s resultant settling with power and impact with terrain. - [NTSB WPR11FA350](https://openairdocs.org/ntsb/WPR11FA350), Jul 25, 2011: Sikorsky S-55B (N5663), Chelan, WA, substantial damage, 1 fatal. Probable cause: The pilot’s failure to maintain clearance from power lines while maneuvering at a low altitude. - [NTSB ATL88DKG08](https://openairdocs.org/ntsb/ATL88DKG08), Jun 16, 1988: Sikorsky S-55B (N6489), Valdosta, GA, substantial damage - [NTSB FTW87LA101](https://openairdocs.org/ntsb/FTW87LA101), Apr 23, 1987: Sikorsky S-55B (N414A), De Quincy, LA, substantial damage - [NTSB DEN84LA230](https://openairdocs.org/ntsb/DEN84LA230), Jul 20, 1984: Sikorsky S-55B (N24111), Richey, MT, substantial damage - [NTSB CHI82DA150](https://openairdocs.org/ntsb/CHI82DA150), May 4, 1982: Sikorsky S-55B (N16861), Otsego, OH, substantial damage - [NTSB MIA80FLD93](https://openairdocs.org/ntsb/MIA80FLD93), Aug 27, 1980: Sikorsky S-55B (N31611), Titusville, FL, substantial damage - [NTSB CHI80FEK18](https://openairdocs.org/ntsb/CHI80FEK18), Jul 2, 1980: Sikorsky S-55B (N16861), Rushville, OH, substantial damage - [NTSB MIA79FLD24](https://openairdocs.org/ntsb/MIA79FLD24), Dec 19, 1978: Sikorsky S-55B (N6489), Haines, FL, substantial damage - [NTSB OAK78FVM31](https://openairdocs.org/ntsb/OAK78FVM31), Jun 11, 1978: Sikorsky S-55B (N865RL), Scotts Valley, CA, destroyed - [NTSB FTW76FPM01](https://openairdocs.org/ntsb/FTW76FPM01-201343), Oct 1, 1976: Sikorsky S-55B (N2305), Tulsa, OK, substantial damage - [NTSB LAX76AL097](https://openairdocs.org/ntsb/LAX76AL097), Sep 22, 1976: Sikorsky S-55B (N9389), San Bernardino, CA, destroyed, 4 fatal - [NTSB IAD76AI047](https://openairdocs.org/ntsb/IAD76AI047), Jan 9, 1976: Sikorsky S-55 (N3498), California, MD, substantial damage, 1 fatal - [NTSB FTW76FPG34](https://openairdocs.org/ntsb/FTW76FPG34), Nov 18, 1975: Sikorsky S-55B (N15187), Little Rock, AR, substantial damage - [NTSB MKC76DER29](https://openairdocs.org/ntsb/MKC76DER29), Sep 26, 1975: Sikorsky S-55B (N17376), Eden Prairie, MN, substantial damage - [NTSB MKC76AK003](https://openairdocs.org/ntsb/MKC76AK003), Jul 4, 1975: Sikorsky S-55B (N111RS), Pine Ridge, SD, substantial damage - [NTSB OAK74FJA21](https://openairdocs.org/ntsb/OAK74FJA21), May 7, 1974: Sikorsky S55B (N865RL), Kaneohe, HI, substantial damage - [NTSB SEA74FYC40](https://openairdocs.org/ntsb/SEA74FYC40), Mar 22, 1974: Sikorsky S-55B (N5663), Corvallis, OR, substantial damage - [NTSB NYC74AN032](https://openairdocs.org/ntsb/NYC74AN032-201613), Oct 9, 1973: Sikorsky S-55B (N414A), Nemacolin, PA, destroyed, 1 fatal - [NTSB ANC72AA009](https://openairdocs.org/ntsb/ANC72AA009), Aug 12, 1971: Sikorsky S-55B (N5096V), Valdez, AK, destroyed, 2 fatal - [NTSB ANC71AA018](https://openairdocs.org/ntsb/ANC71AA018), Aug 26, 1970: Sikorsky S-55B (N455Z), Valdez, AK, 1 fatal - [NTSB IAD71AI001](https://openairdocs.org/ntsb/IAD71AI001), Jun 30, 1970: Sikorsky S-55B (N414A), Davis, WV, substantial damage - [NTSB NYC70DHA10](https://openairdocs.org/ntsb/NYC70DHA10), May 1, 1970: Sikorsky S-55B (N16861), Scotrun, PA, destroyed - [NTSB ANC68A0022](https://openairdocs.org/ntsb/ANC68A0022), Oct 4, 1967: Sikorsky S-55B (N5096V), Pt.Woronzoff, AK, substantial damage - [NTSB NYC68A0038](https://openairdocs.org/ntsb/NYC68A0038), Sep 1, 1967: Sikorsky S-55B (N6872C), Pittsfield, PA, destroyed - [NTSB ANC67A0035](https://openairdocs.org/ntsb/ANC67A0035), Oct 8, 1966: Sikorsky S-55B (N5096V), Clear, AK, substantial damage - [NTSB UNK64X3246](https://openairdocs.org/ntsb/UNK64X3246), Aug 6, 1964: Sikorsky S55 (N6872C), Keene Valley, NY, substantial damage - [NTSB UNK64X2139](https://openairdocs.org/ntsb/UNK64X2139), Jun 5, 1964: Sikorsky S55 (N873Z), Holopaw, FL, substantial damage ## FAA accident and incident reports (22) 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 20240602009059A](https://openairdocs.org/incident/20240602009059A), Jun 2, 2024: Sikorsky S-55B (N2302F), Benton City, WA, Substantial damage. Pilot was conducting cherry drying operations when he misjudged the distance of power lines and the tail rotor made contact during a left hand turn. Pilot… - [Accident 20121012026529A](https://openairdocs.org/incident/20121012026529A), Oct 12, 2012: Sikorsky S-55B (N443FD), Yorktown Height, NY, Destroyed. On October 12, 2012 [privacy data omitted], holder of commercial pilot certificate no. [privacy data omitted] Acted as pilot in command (PIC) of a Sikorsky… - [Accident 20110725015689A](https://openairdocs.org/incident/20110725015689A), Jul 25, 2011: Sikorsky S-55B (N5663), Chelan, WA, Destroyed, 1 fatal. Pilot was conducting cherry drying operations involving slow hover flight/oge. Winds were gusty at the time of this operation. Pilot was at one end of tree row… - [Accident 19880616061399A](https://openairdocs.org/incident/19880616061399A), Jun 16, 1988: Skrsky S55B (N6489), Valdosta, GA, Substantial damage. Tail rotor pylon broke off during a spray run. Found extensive body boom and pylon corrosion. Improper maintenance. - [Incident 19880203011949I](https://openairdocs.org/incident/19880203011949I), Feb 3, 1988: Skrsky S55 (N2650M), West Palm Beach, FL. Engine lost power at cruise altitude. Landed on golf course. Failure due to fracture of cylinder exhaust push rod. - [Accident 19870423010879A](https://openairdocs.org/incident/19870423010879A), Apr 23, 1987: Skrsky S55B (N414A), Fields, LA, Substantial damage. Forced landing in trees after engine surged and quit during aerial application. Engine had a prior carburetor fault. - [Accident 19840720033849A](https://openairdocs.org/incident/19840720033849A), Jul 20, 1984: Skrsky S55B (N24111), Richey, MT, Substantial damage. Dropped a wheel in a hole while landing in a field to check fuel status. Main rotors chopped off the tail boom. - [Accident 19820504013849A](https://openairdocs.org/incident/19820504013849A), May 4, 1982: Skrsky S55B (N16861), Otsego, OH, Substantial damage. Engine quit while hovering to unhook fertilizer bucket. Landed on bucket and rolled over. Moisture in magneto switch. - [Accident 19800827037619A](https://openairdocs.org/incident/19800827037619A), Aug 27, 1980: Skrsky S55B (N31611), Titusville, FL, Substantial damage. Pilot attempted forced landing when transmission clutch disengaged from rotor blade. - [Accident 19800702022789A](https://openairdocs.org/incident/19800702022789A), Jul 2, 1980: Skrsky S55B (N16861), Rushville, OH, Substantial damage. Crash caused by forced landing. Water was found in fuel system. - [Accident 19790926028579A](https://openairdocs.org/incident/19790926028579A), Sep 26, 1979: Skrsky S55B (N111RS), Carlsbad, CA, Substantial damage. Engine lost power due to fuel exhaustion. Made autorotation landing in rough terrain. Rolled over. - [Accident 19781219039969A](https://openairdocs.org/incident/19781219039969A), Dec 19, 1978: Orlhel H19ASKRSKY (N6489), Haines, FL, Substantial damage. Fwd transmission support mount failed,p/n S-14-20-4603-11. - [Accident 19780611025489A](https://openairdocs.org/incident/19780611025489A), Jun 11, 1978: Orlhel H19ASKRSKY (N865RL), Scotts Valley, CA, Destroyed. Hole burned in cylinder head outside of valve seat. - [Accident 19761001031179A](https://openairdocs.org/incident/19761001031179A), Oct 1, 1976: Skrsky S55B (N2305), Tulsa, OK, Substantial damage - [Accident 19760922036519A](https://openairdocs.org/incident/19760922036519A), Sep 22, 1976: Orlhel H19ASKRSKY (N9389), San Bernardino, CA, Destroyed, 3 fatal. Helicopter medic flt. Hit pwr lines in pass. - [Accident 19760109004719A](https://openairdocs.org/incident/19760109004719A), Jan 9, 1976: Skrsky S55B (N3498), California, MD, Substantial damage. Wheel eqpd. Fore and aft servo p/n 514-40-5003 steel cyl sleeve against upper end cap. Fortner ovhld - [Accident 19751118036219A](https://openairdocs.org/incident/19751118036219A), Nov 18, 1975: Skrsky S55B (N15187), Little Rock, AR, Substantial damage. Hit wires ldg in street. - [Accident 19750926034899A](https://openairdocs.org/incident/19750926034899A), Sep 26, 1975: Skrsky S55B (N17376), Eden Prairie, MN, Substantial damage - [Accident 19750704031429A](https://openairdocs.org/incident/19750704031429A), Jul 4, 1975: Skrsky S55B (N111RS), Pine Ridge, SD, Substantial damage. Part fm main rtr blade separated in flt and not found. Plt crash lnd on side of hill,no collective. - [Accident 19740507011449A](https://openairdocs.org/incident/19740507011449A), May 7, 1974: Skrsky S55B (N865RL), Kaneohe, HI, Substantial damage. Mountainous terrain. - [Accident 19740322008299A](https://openairdocs.org/incident/19740322008299A), Mar 22, 1974: Skrsky S55B (N5663), Corvallis, OR, Substantial damage - [Accident 19731009034299A](https://openairdocs.org/incident/19731009034299A), Oct 9, 1973: Skrsky S55B (N414A), Nemacolin, PA, Destroyed, 1 fatal. Cp mistook surveyed ldg site due dusk & haze. Plt had to avoid pwr lines,lost ctl. Hit steel bollard ## STCs that may be installed (OpenAirDocs) (18) 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 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 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 SR00359BO](https://openairdocs.org/stc/SR00359BO): Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights. Whelen Aerospace Technologies - [STC SA01282NY](https://openairdocs.org/stc/SA01282NY): Installation of Airwolf remote mounted engine oil filter kit AFC-K015 on aircraft powered by Pratt & Whitney radial reciprocating engine Series R-985, R-1340 and R-1830. Airwolf Filter Corporation - [STC SR02562CH](https://openairdocs.org/stc/SR02562CH): Installation of C&D Associates Combustion Heater Kit 28 (P/N CD14190K28). Hartzell Engine Technologies, LLC - [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 SA2693NM](https://openairdocs.org/stc/SA2693NM): Installation of Electronics International digital volt/amp gauges and accessories. Electronics International Inc - [STC SH51WE](https://openairdocs.org/stc/SH51WE): Installation of George M. Adams Model DGA-2000 wheel assembly. Skybound Manufacturing Inc - [STC SH127WE](https://openairdocs.org/stc/SH127WE): Installation of AiResearch TSE-331-3U-303N engine and related changes. Whisper Jet Inc - [STC SR09041RC](https://openairdocs.org/stc/SR09041RC): Installation of a fuselage left cabin door. Federico Helicopters Inc - [STC SA1626NM PAGE 2](https://openairdocs.org/stc/SA1626NM%20PAGE%202): Installation of Electronics Int'l Digital EGT/CHT Instruments and accessories. (201 Series). Electronics International - [STC SH770NW](https://openairdocs.org/stc/SH770NW): Installation of a weighing system. Onboard Systems - [STC SA4302NM](https://openairdocs.org/stc/SA4302NM): Installation of Electronics Int'l digital automatic engine analyzer. Electronics International - [STC SH1599SO](https://openairdocs.org/stc/SH1599SO): Removal of main transmission oil cooler blower and associated parts. Orlando Heli Airways Inc - [STC SH271WE](https://openairdocs.org/stc/SH271WE): Installation of cabin-mounted spray tank and external spray booms for agricultural purposes. Helitec Corporation - [STC SH1072SO](https://openairdocs.org/stc/SH1072SO): Installation of dust boot retainer rings (in rotor head dampers). Orlando Heli Airways Inc - [STC SH125WE](https://openairdocs.org/stc/SH125WE): Installation of AiResearch TSE-331-3U-303N engine and related changes. (Limited to serial number 55607). Aviation Specialties, Inc ## PMA parts (OpenAirDocs) (22) Current parts manufacturer approvals (PMA): parts the FAA has approved companies to make as replacements or modifications. Each record lists its models as free text; OpenAirDocs matched them to this model on its data sheet, so check the FAA record before relying on it. Newest first. - [01-0790906-00](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID127923622920220610124328.0001): LED Landing Light. Whelen Aerospace Technologies · PMA PQ1372CE · Modification part · Jun 6, 2022 - [87-05208-001](https://drs.faa.gov/browse/excelExternalWindow/C4B8A8A2B2422B728625822E007853B6.0001): Assembly, Light, PAR 46 Landing. Astronics Luminescent Systems Inc · PMA PQ0786NE · Replaces 01-0790750-20 · Jan 23, 2018 - [87-05207-002](https://drs.faa.gov/browse/excelExternalWindow/4BE4BA39295AB01E862581760058C64D.0001): Assembly, Light, PAR 36 Taxi. Astronics Luminescent Systems Inc · PMA PQ0786NE · Replaces 01-0771833-25 · Aug 1, 2017 - [87-05207-001](https://drs.faa.gov/browse/excelExternalWindow/4ACD6BDF5990D9C7862581760058C571.0001): Assembly, Light, PAR 36 Landing. Astronics Luminescent Systems Inc · PMA PQ0786NE · Replaces 01-0771833-20 · Aug 1, 2017 - [01-0790750-20](https://drs.faa.gov/browse/excelExternalWindow/DF585F07385239BF86257F000060B609.0001): LED Landing Light. Whelen Engineering Co Inc · PMA PQ0610NE · Modification part · Oct 28, 2015 - [01-0771833-20](https://drs.faa.gov/browse/excelExternalWindow/B3ED2FAAA3DCF33C86257F000060B51A.0001): LED Landing Light. Whelen Engineering Co Inc · PMA PQ0610NE · Modification part · Oct 28, 2015 - [01-0790750-10](https://drs.faa.gov/browse/excelExternalWindow/9D6AFCBD1348AD6186257F000060B5B8.0001): LED Landing Light. Whelen Engineering Co Inc · PMA PQ0610NE · Modification part · Oct 28, 2015 - [01-0771833-15](https://drs.faa.gov/browse/excelExternalWindow/687551E9968AF90886257F000060B4C0.0001): LED Taxi Light. Whelen Engineering Co Inc · PMA PQ0610NE · Modification part · Oct 28, 2015 - [01-0771833-25](https://drs.faa.gov/browse/excelExternalWindow/368AB879B374E71086257F000060B56A.0001): LED Taxi Light. Whelen Engineering Co Inc · PMA PQ0610NE · Modification part · Oct 28, 2015 - [01-0771833-10](https://drs.faa.gov/browse/excelExternalWindow/0973C66BC006449A86257F000060B467.0001): LED Landing Light. Whelen Engineering Co Inc · PMA PQ0610NE · Modification part · Oct 28, 2015 - [01-0771424-25](https://drs.faa.gov/browse/excelExternalWindow/DFC8C9A036093F40862579EC00539710.0001): LED PAR36 Taxi Light. Whelen Engineering Co Inc · PMA PQ0610NE · Replaces 01-0771424-25 · Apr 10, 2012 - [01-0771424-20](https://drs.faa.gov/browse/excelExternalWindow/BD84CA0936FC287C862579EC0053969B.0001): LED PAR36 Landing Light. Whelen Engineering Co Inc · PMA PQ0610NE · Replaces 01-0771424-20 · Apr 10, 2012 - [01-0771424-10](https://drs.faa.gov/browse/excelExternalWindow/3A8EEF8AE12997AF862579EC0053960D.0001): LED PAR36 Landing Light. Whelen Engineering Co Inc · PMA PQ0610NE · Replaces 01-0771424-10 · Apr 10, 2012 - [01-0771424-15](https://drs.faa.gov/browse/excelExternalWindow/2788755BBBD7B122862579EC00539658.0001): LED PAR36 Taxi Light. Whelen Engineering Co Inc · PMA PQ0610NE · Replaces 01-0771424-15 · Apr 10, 2012 - [P1615-20136-4](https://drs.faa.gov/browse/excelExternalWindow/F813EB6F04D81ACB862577A4006412E0.0001): Pocket Assembly. Master Support Inc · PMA PQ1723CE · Replaces S1615-20136-4 · Apr 26, 2010 - [P1615-20135-1](https://drs.faa.gov/browse/excelExternalWindow/C40B037E07550392862577A400641232.0001): Pocket Assembly. Master Support Inc · PMA PQ1723CE · Replaces S1615-20135-1 · Apr 26, 2010 - [P1615-20136-3](https://drs.faa.gov/browse/excelExternalWindow/651BF179F972BB5F862577A4006412B6.0001): Pocket Assembly. Master Support Inc · PMA PQ1723CE · Replaces S1615-20136-3 · Apr 26, 2010 - [P1615-20136-2](https://drs.faa.gov/browse/excelExternalWindow/42762FAE82ED2111862577A40064128F.0001): Pocket Assembly. Master Support Inc · PMA PQ1723CE · Replaces S1615-20136-2 · Apr 26, 2010 - [P1615-20134-1](https://drs.faa.gov/browse/excelExternalWindow/15E95BD8DF838954862577A4006411F6.0001): Pocket Assembly. Master Support Inc · PMA PQ1723CE · Replaces S1615-20134-1 · Apr 26, 2010 - [P1615-20136-1](https://drs.faa.gov/browse/excelExternalWindow/0BDECB9CB1AE4860862577A40064125E.0001): Pocket Assembly. Master Support Inc · PMA PQ1723CE · Replaces S1615-20136-1 · Apr 26, 2010 - [200-026-00](https://drs.faa.gov/browse/excelExternalWindow/8EB317EB3420431885257046005D69FA.0001): Weigh System. Onboard Systems · Modification part · Dec 8, 1999 - [155-008-00](https://drs.faa.gov/browse/excelExternalWindow/72C26C43663FB5D585257046005B6FF7.0001): Model H-46 Cargo Hook Load Cell System. Onboard Systems · Modification part · May 23, 1991 ## The same model under other registry codes Amateur-built copies and renamed makers get their own codes. - [Sikorsky S55B](https://openairdocs.org/model/sikorsky-s55b): 3 registered aircraft, registry code 8141603 --- 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.