# Grumman G-44

- Type: Aircraft model (FAA registry)
- Registry code: 3951502
- Manufacturer (registry): GRUMMAN
- Model: G-44
- Aircraft type: Fixed wing multi engine
- Category: Airplane
- Engines: 2 · Reciprocating
- Seats: 5
- Weight class: Up to 12,499 lb
- Cruise speed: 131 mph
- Certification: Type certificated
- Data sheet: [TCDS A-734](https://openairdocs.org/tcds/A-734) (OpenAirDocs)
- Holder: Frakes Aviation
- Registered aircraft: 53
- Page: https://openairdocs.org/model/grumman-g-44

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 2022-03-15](https://openairdocs.org/ad/2022-03-15): Fuel Quantity Indicator · Garmin G3X Touch Electronic Flight Instrument System (STC SA01899WI or SA02658SE). Effective Mar 21, 2022
- [AD 54-26-01](https://openairdocs.org/ad/54-26-01): Landing Gear Valve Placard · Gulfstream American G-44 and G-44A
- [AD 48-31-01](https://openairdocs.org/ad/48-31-01): Stabilizer Strut · Gulfstream American G-44 and G-44A

## Information bulletins (advisory) (1)

- [SAIB SW-18-31](https://openairdocs.org/saib/SW-18-31): NAVIGATION, ATTITUDE, AND DIRECTION DATA SYSTEM. Issued Nov 21, 2018

## Registered aircraft (53, first 50)

- [N101PE](https://openairdocs.org/aircraft/N101PE): [Demarco Eugene J](https://openairdocs.org/faa-owner/DEMARCO%20EUGENE%20J), [New Orleans, LA](https://openairdocs.org/faa-place/LA/New%20Orleans), built 1944, S/N 1386
- [N10BQ](https://openairdocs.org/aircraft/N10BQ): [Dunigan Patrick II](https://openairdocs.org/faa-owner/DUNIGAN%20PATRICK%20II), [Jackson, MI](https://openairdocs.org/faa-place/MI/Jackson), built 1943, S/N 1327
- [N13122](https://openairdocs.org/aircraft/N13122): [Alaska Aviation Museum](https://openairdocs.org/faa-owner/ALASKA%20AVIATION%20MUSEUM), [Anchorage, AK](https://openairdocs.org/faa-place/AK/Anchorage), built 1943, S/N 1312
- [N1340V](https://openairdocs.org/aircraft/N1340V): [Claire Aviation](https://openairdocs.org/faa-owner/CLAIRE%20AVIATION), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 1941, S/N 1228
- [N135MG](https://openairdocs.org/aircraft/N135MG): [Old Crow LLC](https://openairdocs.org/faa-owner/OLD%20CROW%20LLC), [Columbus, OH](https://openairdocs.org/faa-place/OH/Columbus), built 1944, S/N 1389
- [N141R](https://openairdocs.org/aircraft/N141R): [Compton Steven J](https://openairdocs.org/faa-owner/COMPTON%20STEVEN%20J), [Anchorage, AK](https://openairdocs.org/faa-place/AK/Anchorage), built 1944, S/N 1378
- [N144SL](https://openairdocs.org/aircraft/N144SL): [Bank Of Utah Trustee](https://openairdocs.org/faa-owner/BANK%20OF%20UTAH%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), S/N 1215
- [N1595V](https://openairdocs.org/aircraft/N1595V): [Blocher Steven W Jr](https://openairdocs.org/faa-owner/BLOCHER%20STEVEN%20W%20JR), [Moscow, ID](https://openairdocs.org/faa-place/ID/Moscow), S/N 1319
- [N17481](https://openairdocs.org/aircraft/N17481): [Ball Fred E](https://openairdocs.org/faa-owner/BALL%20FRED%20E), [College Place, WA](https://openairdocs.org/faa-place/WA/College%20Place), built 1944, S/N 1360
- [N199T](https://openairdocs.org/aircraft/N199T): [Harder Michael U](https://openairdocs.org/faa-owner/HARDER%20MICHAEL%20U), [Dillingham, AK](https://openairdocs.org/faa-place/AK/Dillingham), built 1941, S/N 1213
- [N1AS](https://openairdocs.org/aircraft/N1AS): [Beacon West LLC](https://openairdocs.org/faa-owner/BEACON%20WEST%20LLC), [Hayden Lake, ID](https://openairdocs.org/faa-place/ID/Hayden%20Lake), built 1941, S/N 1230
- [N23456](https://openairdocs.org/aircraft/N23456): [Hangar One Inc](https://openairdocs.org/faa-owner/HANGAR%20ONE%20INC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), S/N 1270
- [N25DF](https://openairdocs.org/aircraft/N25DF): [Hough Robert M](https://openairdocs.org/faa-owner/HOUGH%20ROBERT%20M), [Windham, NH](https://openairdocs.org/faa-place/NH/Windham), built 1943, S/N 1306
- [N299CN](https://openairdocs.org/aircraft/N299CN): [Eastern Shore Helicopters Inc](https://openairdocs.org/faa-owner/EASTERN%20SHORE%20HELICOPTERS%20INC), [Labelle, FL](https://openairdocs.org/faa-place/FL/Labelle), S/N 1299
- [N302](https://openairdocs.org/aircraft/N302): [Alaska Bush Leasing LLC](https://openairdocs.org/faa-owner/ALASKA%20BUSH%20LEASING%20LLC), [Anchorage, AK](https://openairdocs.org/faa-place/AK/Anchorage), built 1943, S/N 1294
- [N33Q](https://openairdocs.org/aircraft/N33Q): [Yanks Air Museum](https://openairdocs.org/faa-owner/YANKS%20AIR%20MUSEUM), [Baldwin Park, CA](https://openairdocs.org/faa-place/CA/Baldwin%20Park), S/N 1398
- [N37186](https://openairdocs.org/aircraft/N37186): [Perry James D](https://openairdocs.org/faa-owner/PERRY%20JAMES%20D), [Monroe, WA](https://openairdocs.org/faa-place/WA/Monroe), S/N 1236
- [N403E](https://openairdocs.org/aircraft/N403E): [Rochester, NY](https://openairdocs.org/faa-place/NY/Rochester), built 1944, S/N 1300, Registration pending
- [N414U](https://openairdocs.org/aircraft/N414U): [Ironworks Air LLC](https://openairdocs.org/faa-owner/IRONWORKS%20AIR%20LLC), [Rogers, MN](https://openairdocs.org/faa-place/MN/Rogers), built 1945, S/N 1427
- [N41GW](https://openairdocs.org/aircraft/N41GW): [Northern Flyer LLC](https://openairdocs.org/faa-owner/NORTHERN%20FLYER%20LLC), [Anchorage, AK](https://openairdocs.org/faa-place/AK/Anchorage), built 1941, S/N 1235
- [N4492N](https://openairdocs.org/aircraft/N4492N): [Usibelli Joseph Emil Trustee](https://openairdocs.org/faa-owner/USIBELLI%20JOSEPH%20EMIL%20TRUSTEE), [Fairbanks, AK](https://openairdocs.org/faa-place/AK/Fairbanks), S/N 1298
- [N44DW](https://openairdocs.org/aircraft/N44DW): [Grumman Widgeon LLC](https://openairdocs.org/faa-owner/GRUMMAN%20WIDGEON%20LLC), [Missoula, MT](https://openairdocs.org/faa-place/MT/Missoula), S/N 1381
- [N45PV](https://openairdocs.org/aircraft/N45PV): [Guyton Thomas J](https://openairdocs.org/faa-owner/GUYTON%20THOMAS%20J), [Toledo, OH](https://openairdocs.org/faa-place/OH/Toledo), built 1944, S/N 1380
- [N4617N](https://openairdocs.org/aircraft/N4617N): [Burgan Grover W](https://openairdocs.org/faa-owner/BURGAN%20GROVER%20W), [Jacksonville, FL](https://openairdocs.org/faa-place/FL/Jacksonville), built 1944, S/N 1364
- [N47C](https://openairdocs.org/aircraft/N47C): [Dickey Tod V](https://openairdocs.org/faa-owner/DICKEY%20TOD%20V), [Phoenix, AZ](https://openairdocs.org/faa-place/AZ/Phoenix), S/N 1371
- [N521YT](https://openairdocs.org/aircraft/N521YT): [Delcavu LLC](https://openairdocs.org/faa-owner/DELCAVU%20LLC), [Dover, DE](https://openairdocs.org/faa-place/DE/Dover), built 1943, S/N 1311
- [N52833](https://openairdocs.org/aircraft/N52833): [Mcbride Kenneth B](https://openairdocs.org/faa-owner/MCBRIDE%20KENNETH%20B), [San Martin, CA](https://openairdocs.org/faa-place/CA/San%20Martin), S/N 1374
- [N540MW](https://openairdocs.org/aircraft/N540MW): [Taylor Steven](https://openairdocs.org/faa-owner/TAYLOR%20STEVEN), [Riverdale, MI](https://openairdocs.org/faa-place/MI/Riverdale), built 1943, S/N 1324
- [N54VT](https://openairdocs.org/aircraft/N54VT): S/N 1277
- [N62000](https://openairdocs.org/aircraft/N62000): [Clark Nikita C](https://openairdocs.org/faa-owner/CLARK%20NIKITA%20C), [Ontario, OR](https://openairdocs.org/faa-place/OR/Ontario), S/N 1292
- [N62096](https://openairdocs.org/aircraft/N62096): [Lost Aviators Of Pearl Harbor LLC](https://openairdocs.org/faa-owner/LOST%20AVIATORS%20OF%20PEARL%20HARBOR%20LLC), [Bellingham, WA](https://openairdocs.org/faa-place/WA/Bellingham), built 1944, S/N 1393
- [N63350](https://openairdocs.org/aircraft/N63350): [Failing Amanda R](https://openairdocs.org/faa-owner/FAILING%20AMANDA%20R), [Wasilla, AK](https://openairdocs.org/faa-place/AK/Wasilla), built 1944, S/N 1387
- [N645DH](https://openairdocs.org/aircraft/N645DH): [Earp Kevin](https://openairdocs.org/faa-owner/EARP%20KEVIN), [Eagle River, AK](https://openairdocs.org/faa-place/AK/Eagle%20River), S/N 1329
- [N65914](https://openairdocs.org/aircraft/N65914): [Older Dan L](https://openairdocs.org/faa-owner/OLDER%20DAN%20L), [Bellingham, WA](https://openairdocs.org/faa-place/WA/Bellingham), built 1944, S/N 1385
- [N671DF](https://openairdocs.org/aircraft/N671DF): [Sturges Patrick M](https://openairdocs.org/faa-owner/STURGES%20PATRICK%20M), [Silver Springs, FL](https://openairdocs.org/faa-place/FL/Silver%20Springs), built 1942, S/N 1274
- [N67646](https://openairdocs.org/aircraft/N67646): [Mccormick Robert E](https://openairdocs.org/faa-owner/MCCORMICK%20ROBERT%20E), [Selah, WA](https://openairdocs.org/faa-place/WA/Selah), built 1943, S/N 1325
- [N67867](https://openairdocs.org/aircraft/N67867): [Jmq Inc](https://openairdocs.org/faa-owner/JMQ%20INC), [Gulf Breeze, FL](https://openairdocs.org/faa-place/FL/Gulf%20Breeze), built 1943, S/N 1317
- [N68102](https://openairdocs.org/aircraft/N68102): [Blackbriar Aero LLC](https://openairdocs.org/faa-owner/BLACKBRIAR%20AERO%20LLC), [Helena, MT](https://openairdocs.org/faa-place/MT/Helena), built 1945, S/N 1351
- [N69058](https://openairdocs.org/aircraft/N69058): [Pesicka Theodore J](https://openairdocs.org/faa-owner/PESICKA%20THEODORE%20J), [Hermiston, OR](https://openairdocs.org/faa-place/OR/Hermiston), built 1943, S/N 1291
- [N69067](https://openairdocs.org/aircraft/N69067): [Haggland James R](https://openairdocs.org/faa-owner/HAGGLAND%20JAMES%20R), [Fairbanks, AK](https://openairdocs.org/faa-place/AK/Fairbanks), built 1943, S/N 1338
- [N701J](https://openairdocs.org/aircraft/N701J): [Grechman Raymond Clark](https://openairdocs.org/faa-owner/GRECHMAN%20RAYMOND%20CLARK), [Kentfield, CA](https://openairdocs.org/faa-place/CA/Kentfield), S/N 1373
- [N708C](https://openairdocs.org/aircraft/N708C): [Mech Nicholas E](https://openairdocs.org/faa-owner/MECH%20NICHOLAS%20E), [Dublin, GA](https://openairdocs.org/faa-place/GA/Dublin), S/N 1313
- [N744G](https://openairdocs.org/aircraft/N744G): [Marzich Frank M](https://openairdocs.org/faa-owner/MARZICH%20FRANK%20M), [Rockford, IL](https://openairdocs.org/faa-place/IL/Rockford), built 1944, S/N 1394
- [N7491](https://openairdocs.org/aircraft/N7491): [Vanwagnen Brian J](https://openairdocs.org/faa-owner/VANWAGNEN%20BRIAN%20J), [Jackson, MI](https://openairdocs.org/faa-place/MI/Jackson), built 1942, S/N 1240
- [N77BD](https://openairdocs.org/aircraft/N77BD): [Sea & Air Adventures LLC](https://openairdocs.org/faa-owner/SEA%20%26%20AIR%20ADVENTURES%20LLC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 1943, S/N 1343
- [N78Z](https://openairdocs.org/aircraft/N78Z): [Sturges Patrick M](https://openairdocs.org/faa-owner/STURGES%20PATRICK%20M), [Silver Springs, FL](https://openairdocs.org/faa-place/FL/Silver%20Springs), built 1941, S/N 1214
- [N90727](https://openairdocs.org/aircraft/N90727): [Mees Martin Burke](https://openairdocs.org/faa-owner/MEES%20MARTIN%20BURKE), [Eagle River, AK](https://openairdocs.org/faa-place/AK/Eagle%20River), built 1942, S/N 1334
- [N91040](https://openairdocs.org/aircraft/N91040): [Airline Maintenance Service Inc](https://openairdocs.org/faa-owner/AIRLINE%20MAINTENANCE%20SERVICE%20INC), [Nashville, TN](https://openairdocs.org/faa-place/TN/Nashville), built 1942, S/N 1267
- [N92L](https://openairdocs.org/aircraft/N92L): [Two Tails LLC](https://openairdocs.org/faa-owner/TWO%20TAILS%20LLC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 1944, S/N 1372
- [N9311R](https://openairdocs.org/aircraft/N9311R): [Harder Michael U](https://openairdocs.org/faa-owner/HARDER%20MICHAEL%20U), [Dillingham, AK](https://openairdocs.org/faa-place/AK/Dillingham), S/N 1340

All 53: https://openairdocs.org/model/grumman-g-44/aircraft.md

## NTSB investigations (38)

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 ANC20CA045](https://openairdocs.org/ntsb/ANC20CA045), May 1, 2020: Grumman G44 (N91040), Anchorage, AK, substantial damage. Probable cause: The pilot's failure to extend the landing gear for a runway landing, which resulted in a gear-up landing.
- [NTSB ERA13FA225](https://openairdocs.org/ntsb/ERA13FA225), May 2, 2013: Grumman G-44 (N8AS), Catskill, NY, destroyed, 1 fatal. Probable cause: The pilot’s misjudgment of the airplane’s altitude above the water and early flare for a landing on water with a glassy condition, which led to the airplane exceeding its critical angle-of-attack and…
- [NTSB ANC13FA001](https://openairdocs.org/ntsb/ANC13FA001), Oct 8, 2012: Grumman G-44 (N139F), Aleknagik, AK, substantial damage, 1 fatal. Probable cause: The pilot's decision to make multiple low passes over the glassy surface water, which resulted in an impact with the surface of the lake.
- [NTSB ANC11LA084](https://openairdocs.org/ntsb/ANC11LA084), Aug 21, 2011: Grumman G-44 (N139F), Dillingham, AK, substantial damage. Probable cause: A loss of directional control during landing due to a rock lodged in the main landing gear wheel brake, resulting in a runway excursion and collision with terrain.
- [NTSB ANC06CA063](https://openairdocs.org/ntsb/ANC06CA063), May 26, 2006: Grumman G-44 (N141R), Willow, AK, substantial damage. Probable cause: The pilot's failure to retract the amphibian airplane's main landing gear prior to landing on a lake, which resulted in a nose over during touchdown.
- [NTSB SEA04LA064](https://openairdocs.org/ntsb/SEA04LA064), Apr 2, 2004: Grumman G-44 (N65914), Belliigham, WA, substantial damage. Probable cause: The failure of the pilot to select the proper touchdown point while conducting a forced landing. Factors included the #1 engine malfunction, the right propeller oil control valve leak, and the…
- [NTSB SEA02FA083](https://openairdocs.org/ntsb/SEA02FA083), May 16, 2002: Grumman G-44 (N700BL), Boise, ID, substantial damage. Probable cause: A blocked fuel line that resulted in fuel starvation to the engine and the pilot's failure to follow emergency procedures. A contamination of metal flakes on the fuel filter, and an inadequate annual…
- [NTSB SEA01LA034](https://openairdocs.org/ntsb/SEA01LA034), Dec 29, 2000: Grumman G-44 (N69058), Hermiston, OR, substantial damage. Probable cause: Three out of four snap rings holding the pistons for the landing gear actuators failed which resulted in the landing gear collapsing during landing. On ground collision with a berm was a factor.
- [NTSB ANC98LA138](https://openairdocs.org/ntsb/ANC98LA138), Sep 2, 1998: Grumman G-44 (N139F), Dillingham, AK, substantial damage. Probable cause: The pilot's failure to maintain clearance with terrain. Contributing factors were the pilot's delayed remedial action (course reversal), low ceilings, rain, fog, and mountainous terrain.
- [NTSB IAD98LA056](https://openairdocs.org/ntsb/IAD98LA056), May 12, 1998: Grumman G-44 (N1AS), Cleveland, OH, substantial damage. Probable cause: Failure of the pilot to extend the landing gear. A related factor was the diverted attention.
- [NTSB ANC95LA122](https://openairdocs.org/ntsb/ANC95LA122), Aug 1, 1995: Grumman G-44 (N17481), Kodiak, AK, substantial damage. Probable cause: OVERLOAD FAILURE OF THE MAIN LANDING GEAR WHEEL.
- [NTSB ANC95LA071](https://openairdocs.org/ntsb/ANC95LA071), Jun 11, 1995: Grumman G-44 (N139F), Dillingham, AK, substantial damage. Probable cause: THE PILOT'S FAILURE TO REFUEL THE AIRPLANE, AND HIS IMPROPER REMEDIAL ACTION(S) WHICH LEAD TO FUEL STARVATION.
- [NTSB NYC95LA014](https://openairdocs.org/ntsb/NYC95LA014), Oct 18, 1994: Grumman G-44 (N54VT), Haymarket, VA, substantial damage. Probable cause: The pilot's failure to extend the landing gear which resulted in a gear up landing. A factor was the pilot's diverted attention.
- [NTSB SEA91LA244](https://openairdocs.org/ntsb/SEA91LA244), Sep 7, 1991: Grumman G-44 (N63350), Metaline Falls, WA, substantial damage. Probable cause: THE PILOT'S INADVERTENT USE OF THE PARKING BRAKE. A FACTOR CONTRIBUTING TO THE ACCIDENT WAS THE ABSENCE OF THE PARKING BRAKE ON THE LANDING CHECKLIST.
- [NTSB CHI88DEP01](https://openairdocs.org/ntsb/CHI88DEP01), Oct 1, 1987: Grumman G-44 (N1173V), Delevan, WI, substantial damage
- [NTSB ANC84LA126](https://openairdocs.org/ntsb/ANC84LA126), Jul 28, 1984: Grumman G-44A (N9900H), Shanin Lake, AK, substantial damage
- [NTSB CHI83LA173](https://openairdocs.org/ntsb/CHI83LA173), Apr 19, 1983: Grumman G-44 (N99431), Fond Du Lac, WI, substantial damage
- [NTSB ANC78DA020](https://openairdocs.org/ntsb/ANC78DA020), Feb 14, 1978: Grumman G-44 (N37189), Pilot Point, AK, substantial damage
- [NTSB OAK76DVG32](https://openairdocs.org/ntsb/OAK76DVG32), Nov 10, 1975: Grumman G-44 (N47C), Collinsville, CA, substantial damage
- [NTSB NYC75FNA09](https://openairdocs.org/ntsb/NYC75FNA09), Jul 27, 1974: Grumman G-44A (N199T), Norwood, MA, substantial damage
- [NTSB SEA75FYC04](https://openairdocs.org/ntsb/SEA75FYC04), Jul 16, 1974: Grumman G-44 (N708C), Sandy, OR, substantial damage
- [NTSB ANC74AA031](https://openairdocs.org/ntsb/ANC74AA031), Sep 8, 1973: Grumman G-44S (N63350), Farewell, AK, substantial damage
- [NTSB ANC73AA007](https://openairdocs.org/ntsb/ANC73AA007), Jul 22, 1972: Grumman G-44 (N91040), Kodiak, AK, substantial damage
- [NTSB MKC72DCJ23](https://openairdocs.org/ntsb/MKC72DCJ23), Sep 1, 1971: Grumman G-44 (N4617N), Ogallala, NE, substantial damage
- [NTSB CAN71AQ904](https://openairdocs.org/ntsb/CAN71AQ904), Jun 30, 1970: Grumman G-44 (N40011), Chibougamau, Canada, substantial damage
- [NTSB UNK69X0147](https://openairdocs.org/ntsb/UNK69X0147), Sep 13, 1969: Grumman G-44 (N128A), Halfx Arpt, Canada, substantial damage
- [NTSB NYC70F0145](https://openairdocs.org/ntsb/NYC70F0145), Aug 30, 1969: Grumman G-44A (N1595V), Wrightsville, PA, substantial damage
- [NTSB ANC69F0091](https://openairdocs.org/ntsb/ANC69F0091), Dec 15, 1968: Grumman G-44A (N148M), Sanak Island, AK, destroyed
- [NTSB ANC68A0030](https://openairdocs.org/ntsb/ANC68A0030), Nov 20, 1967: Grumman G-44 (N9311R), Kodiak, AK, substantial damage
- [NTSB NYC68F0157](https://openairdocs.org/ntsb/NYC68F0157), Jul 25, 1967: Grumman G-44 (N9207H), E Freetown, MA, substantial damage
- [NTSB UNK67X0102](https://openairdocs.org/ntsb/UNK67X0102), Oct 14, 1966: Grumman G-44 (N1173V), Ft Wm Ont., Canada, destroyed
- [NTSB ANC67D0070](https://openairdocs.org/ntsb/ANC67D0070), Jul 15, 1966: Grumman G-44 (N37189), Iliamna, AK, substantial damage
- [NTSB NYC66D0562](https://openairdocs.org/ntsb/NYC66D0562), Mar 18, 1966: Grumman G-44 (N67271), Manhasset Bay, NY, substantial damage
- [NTSB UNK66X0111](https://openairdocs.org/ntsb/UNK66X0111), Nov 25, 1965: Grumman G-44 (N37187), Lagos, Nicaragua, destroyed
- [NTSB UNK65X1485](https://openairdocs.org/ntsb/UNK65X1485), Apr 12, 1965: Grumman G-44 (N95J), Nassau, Burkina Faso, substantial damage
- [NTSB UNK65X0677](https://openairdocs.org/ntsb/UNK65X0677), Nov 12, 1964: Grumman G-44 (N23456), Cape Alitak, AK, substantial damage
- [NTSB UNK64X3868](https://openairdocs.org/ntsb/UNK64X3868), Sep 8, 1964: Grumman G-44 (N148M), Terney Lake, Canada, substantial damage
- [NTSB ANC64A0005](https://openairdocs.org/ntsb/ANC64A0005), Jul 23, 1963: Grumman G-44 (N9929H), Seldovia, AK, destroyed

## FAA accident and incident reports (29)

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 20200430007059A](https://openairdocs.org/incident/20200430007059A), Apr 30, 2020: Grumman G-44 (N91040), Anchorage, AK, Substantial damage. Received a call from the operator, natron air, 04/30/2020 at 17:49PM. I contacted my frontline manager in juneau, Alaska. Reporting that natron had a gear up…
- [Accident 20130502009369A](https://openairdocs.org/incident/20130502009369A), May 2, 2013: Grumman G-44 (N8AS), Catskill, NY, Destroyed, 1 fatal. Upon approach to the hudson river, the aircraft experienced a sharp left bank and nose down attitude crashing into the river destroying the aircraft.
- [Accident 20121007028529A](https://openairdocs.org/incident/20121007028529A), Oct 7, 2012: Grumman G-44 (N139F), Dillingham, AK, Destroyed, 1 fatal. Aircraft was attempting to make a water landing to pick up passenger. Aircraft circled island multiple times. On this attempt aircraft entered a left bank turn…
- [Incident 20120723021899I](https://openairdocs.org/incident/20120723021899I), Jul 23, 2012: Grumman G-44 (N47C), Northway, AK, Minor damage. Pilot landed in Northway Alaska without any problems. At the end of the runway the pilot had trouble turning the twin engine tail wheeled aircraft around to…
- [Accident 20110821018149A](https://openairdocs.org/incident/20110821018149A), Aug 21, 2011: Grumman G-44 (N139F), Dillingham, AK, Substantial damage. On 8/21/2011, Grumman G-44, N139F, was enroute to Dillingham Airport (padl) from the gci lodge located on lake nerka approximately 40.6 nautical miles…
- [Incident 20100515034221I](https://openairdocs.org/incident/20100515034221I), May 15, 2010: Grumman G-44 (N254Q), Punta Gorda, FL, Minor damage. Returning from refueling and while relocating the airplane, the person at the controls, while trying to work the tail wheel unlock control did taxi into a…
- [Incident 20080805843329I](https://openairdocs.org/incident/20080805843329I), Aug 5, 2008: Gulstm G44 (N4492N), Fairbanks, AK, Minor damage. (-23) Pilot failed to extend landing gear prior to landing. [privacy data omitted].
- [Accident 20060526010369A](https://openairdocs.org/incident/20060526010369A), May 26, 2006: Gulstm G44 (N141R), Willow, AK, Substantial damage. (-23) Pilot departed Willow airport and entered pattern for water landing on long lake. Landing gear was not retracted. Upon touchdown, aircraft flipped…
- [Accident 20040402003789A](https://openairdocs.org/incident/20040402003789A), Apr 2, 2004: Gulstm G44 (N65914), Bellingham, WA, Substantial damage. (-23) R/e prop started to malfunction. Pilot elected to land in the harbor instead of attempting to land at Bellingham airport. The water was shallower than…
- [Accident 20020516012089A](https://openairdocs.org/incident/20020516012089A), May 16, 2002: Gulstm G44 (N700BL), Boise, ID, No damage. (-23) Shortly after take-off the pilot of the twin engine Grumman widgeon, model G-44, experienced a loss of power in the right engine and declared an…
- [Incident 20010720016589I](https://openairdocs.org/incident/20010720016589I), Jul 20, 2001: Gulstm G44 (N645DH), Willow, AK. (-23) On July 20, 2001 owner/pilot Douglas hulen failed to extend the landing gear of N645DH, a Grumman widgeon. Mr. Hulen stated that he was distracted after…
- [Accident 20001228026999A](https://openairdocs.org/incident/20001228026999A), Dec 28, 2000: Gulstm G44 (N69058), Hermiston, OR, No damage. (-23)During approach the landing gear was selected down. The landing gear did not extend and the pilot attempted to get a down and locked indication. The pilot…
- [Accident 19980902022179A](https://openairdocs.org/incident/19980902022179A), Sep 2, 1998: Gulstm G44 (N139F), Dilligham, AK, Substantial damage. Freshwater adventures air taxi crashed en route and sustained subst. Damage other cirucmstances are unknown. (.19)on September 2, 1998, about 1002 Alaska…
- [Accident 19980512009569A](https://openairdocs.org/incident/19980512009569A), May 12, 1998: Gulstm G44 (N1AS), Cleveland, OH, Substantial damage. Acft landed gear up. Cleveland, OH. (.4)according to the pilot, he forgot to extend the landing gear prior to landing. He was cleared for straight in landing…
- [Accident 19950731021079A](https://openairdocs.org/incident/19950731021079A), Jul 31, 1995: Gulstm G44 (N17481), Kodiak, AK, Substantial damage. Pilot reported ampibian lurched to right on takeoff. Aborted. Ground looped. Left wheel rim broken from overstress.
- [Accident 19950610017849A](https://openairdocs.org/incident/19950610017849A), Jun 10, 1995: Gulstm G44 (N139F), Dillingham, AK, Substantial damage. Fuel depleted left engine. Improper crossfeed procedure. Right engine quit also. Landed amphibian in small lake.
- [Incident 19950110003749I](https://openairdocs.org/incident/19950110003749I), Jan 10, 1995: Gulstm G44 (N141R), Akutan, AK, Minor damage. Narrative: on January 10, 1995 at about 1225 ast an amphibian Grumman G-44 widgeon N141R registered to peninsula airways, inc. and piloted by mark r. greig was…
- [Accident 19941018035059A](https://openairdocs.org/incident/19941018035059A), Oct 18, 1994: Gulstm G44 (N54VT), Prince Williams, VA, Substantial damage. Amphibian landed gear up and rolled on its side. Blamed distraction by blinding sun and unable check gear lights.
- [Accident 19910907044549A](https://openairdocs.org/incident/19910907044549A), Sep 7, 1991: Gulstm G44 (N63350), Metaline Falls, WA, Substantial damage. Set amphibian parking brake at mooring. Overlooked brake on for landing at airport. Veered off runway. Nosed over.
- [Incident 19900621046049I](https://openairdocs.org/incident/19900621046049I), Jun 21, 1990: Gulstm G44 (N199T), Egegik, AK, Minor damage. On a beach takeoff aircraft weather vaned. Reduced power and ground looped,aborted takeoff.
- [Accident 19871001058579A](https://openairdocs.org/incident/19871001058579A), Oct 1, 1987: Gulstm G44 (N1173V), Delevan, WI, Substantial damage. Lost control on takeoff in a severe crosswind. Went off the runway hit a tree stump and flipped over. Age a factor.
- [Accident 19840728035979A](https://openairdocs.org/incident/19840728035979A), Jul 28, 1984: Gulstm G44A (N9900H), Shanin Lake, AK, Substantial damage. Pilot stated that aircraft hit windshear shortly after takeoff, settled back to water and hit mud bank.
- [Accident 19830419016539A](https://openairdocs.org/incident/19830419016539A), Apr 19, 1983: Gulstm G44 (N99431), Fond Du Lac, WI, Substantial damage. Had minor electrical problem. Preoccupied, landed in a lake with amphibious gear down. Flipped over.
- [Accident 19780214019519A](https://openairdocs.org/incident/19780214019519A), Feb 14, 1978: Gruman G44 (N37189), Pilot Point, AK, Substantial damage. Company special VFR,gust to 10KTS.r main l/g retract strut failed
- [Accident 19751110039689A](https://openairdocs.org/incident/19751110039689A), Nov 10, 1975: Gruman G44 (N47C), Collinsville, CA, Substantial damage. Aircraft porpoised & sank.
- [Accident 19740727023719A](https://openairdocs.org/incident/19740727023719A), Jul 27, 1974: Gruman G44 (N199T), Norwood, MA, Substantial damage. 8HRS flown last 24HR period. Total flt duration 17HRS.
- [Accident 19740716026269A](https://openairdocs.org/incident/19740716026269A), Jul 16, 1974: Gruman G44 (N708C), Sandy, OR, Substantial damage
- [Accident 19730908030219A](https://openairdocs.org/incident/19730908030219A), Sep 8, 1973: Gruman G44 (N63350), Farewell, AK, Substantial damage. Company flt plan. Porpoised following abort. Wnd vrbl.
- [Accident 19730803026029A](https://openairdocs.org/incident/19730803026029A), Aug 3, 1973: Gruman G44 (N317RA), AK, Substantial damage

## Service difficulty reports (7)

As reported by operators and repair stations, by the model named in the report.

- [SDR 2022FA0000427](https://openairdocs.org/sdr/2022FA0000427), Aug 4, 2022: EXCHANGER. CLOGGED. THE CREW EXPERIENCED AND ABNORMAL ORDER WHILE ON APPROACH FOR LANDING AT BASE.
- [SDR 2010FA0000896](https://openairdocs.org/sdr/2010FA0000896), Sep 17, 2009: FITTING. FAILED. ON LANDING, THE RT BRAKE LINE 45 DEGREE HYD FITTING FAILED CAUSING A LOSS OF ACFT RT BRAKE AND A GROUND LOOP TO THE LT AND SUBSEQUENT ACFT WING DAMAGE. THIS ACF
- [SDR 2006FA0001067](https://openairdocs.org/sdr/2006FA0001067), Sep 26, 2006: COMPRESSION RING. IMPROPER. SUPERIOR COMPRESSION RINGS PN 74673 WERE INSTALLED DURING OVERHAUL, AFTER 3.0 HRS OF RUNNING A BORE SCOPE INSPECTION REVEALED SOME STRANGE BLACKENING OF THE CYL
- [SDR 20010215CW007](https://openairdocs.org/sdr/20010215CW007), Jan 22, 2001: SNAP RING. BROKEN. SNAP RINGS RETAINING PISTONS IN PLACE SNAPED OFF. ONE RING SHOWS SIGNS OF RUST DAMAGE. PARTS LODGED IN CYLINDER-STOPPING PROPER OPERATION. RESULTING IN TOTAL FA
- [SDR PNSA980905](https://openairdocs.org/sdr/PNSA980905), Sep 2, 1998: BREATHER. CHAFED. OIL FILM DEVELOPED ON WINDSHIELD SHORTLY AFTER TAKEOFF. RETURNED TO BASE. FOUND CHAFED BREATHER. REPLACED TUBING.
- [SDR PNSA970205](https://openairdocs.org/sdr/PNSA970205), Feb 26, 1997: RETAINER. LOOSE. PAX WINDOW RUBBER RETAINER CAME LOOSE IN FLIGHT.
- [SDR 95ZZZX5647](https://openairdocs.org/sdr/95ZZZX5647), Jul 31, 1995: WHEEL. FAILED. AIRCRAFT WAS ON TAKEOFF ROLL WITH TAIL WHEEL OFF THE GROUND WHEN THE LT WHEEL LET GO. PILOT HEARD LOUD SNAP AND THE HUB CAP BLEW OFF. CHOPPED POWER AND BRAKED. 

## 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 SA02571SE](https://openairdocs.org/stc/SA02571SE): Installation of Garmin G500/G600 TXi Integrated Avionics System (Primary Flight Display, Multi-Function Display, and Engine Indicating System Display). Garmin International Inc
- [STC SA01800SE](https://openairdocs.org/stc/SA01800SE): Fabrication and installation of new or replacement of existing instrument panel lights dimmer control. TCW Technologies, LLC
- [STC SA01861SE](https://openairdocs.org/stc/SA01861SE): Fabrication and installation of Landing Light Controller. TCW Technologies, LLC
- [STC SA04837NY](https://openairdocs.org/stc/SA04837NY): Installation of AeroLED's Holdings, LLC., position lights, navigation lights, strobe lights and beacon lights. AeroLED's Holdings, LLC
- [STC SA12406WI](https://openairdocs.org/stc/SA12406WI): Installation of a Garmin AXIS Flight Display System. Garmin International Inc
- [STC SA02636SE](https://openairdocs.org/stc/SA02636SE): Installation of Garmin GPS 175 Navigation System and GNX 375 Navigation System with ADS-B In/Out Transponder. Garmin International Inc
- [STC SA02019SE-D](https://openairdocs.org/stc/SA02019SE-D): Installation of Garmin Model GTN 625/635/650; 725/750 Navigation System. Garmin International Inc
- [STC SA380WE](https://openairdocs.org/stc/SA380WE): Any of the engine and propeller combinations listed on the Continuation sheet, page 3 of this STC with associated modifications of the nacelle, electric system, propeller and engine controls, oil, fuel and vacuum system; installation of new engine mount and reinforced and modified wing structures; installation of spray rails, rudder boost system and oil cooler. Widgeonworks LLC
- [STC SA4-1001](https://openairdocs.org/stc/SA4-1001): Spray rail installation. Widgeonworks LLC
- [STC SA4-1031](https://openairdocs.org/stc/SA4-1031): Metalizing of wings aft of spar. Widgeonworks LLC
- [STC SA4-111](https://openairdocs.org/stc/SA4-111): Installation of Lycoming GO-480-C1D6 engines and Hartzell propellers, HC-83X20-2C/9333-C3 propellers, and associated modifications. Widgeonworks LLC
- [STC SA4-287](https://openairdocs.org/stc/SA4-287): Changing Elevator Trim Tab Setting as follows: Original Setting - 10 deg Up 33 deg Down New Tab Setting - 22 deg Up 17 deg Down. Widgeonworks LLC
- [STC SA4-467](https://openairdocs.org/stc/SA4-467): ONE ONLY STC Model G-44 (S/N 1415, CF-KPT only) - Installation of four Teco Model TE-432 seats. Widgeonworks LLC
- [STC SA4-64](https://openairdocs.org/stc/SA4-64): Installation of Lycoming GO-435-C2B engines, Hartzell HC-82X20-2A/9333C-3 or HC-83X20-2A/8433-0 propellers, and associated modifications. Widgeonworks LLC
- [STC SA4-65](https://openairdocs.org/stc/SA4-65): Installation of Lycoming GO-480-B1D engines, Hartzell HC-83X20-2A/8433-0 or HC-83X20-2A/8433H propellers, and associated modifications. Widgeonworks LLC
- [STC SA4-67](https://openairdocs.org/stc/SA4-67): Installation of window in right-hand side of hull. Widgeonworks LLC
- [STC SA4-928](https://openairdocs.org/stc/SA4-928): Retractable tip float installation. Widgeonworks LLC
- [STC SA4-958](https://openairdocs.org/stc/SA4-958): Increase in capacity of each main fuel tank from 54 to 88 gallons. Widgeonworks LLC
- [STC SA4-959](https://openairdocs.org/stc/SA4-959): Stewart Warner heater installation. Widgeonworks LLC
- [STC SA4-960](https://openairdocs.org/stc/SA4-960): Metalizing of flaps. Widgeonworks LLC
- [STC SA4-961](https://openairdocs.org/stc/SA4-961): Metal cabin door and frame assembly and installation. Widgeonworks LLC
- [STC SA4-963](https://openairdocs.org/stc/SA4-963): Rotary beacon installation. Widgeonworks LLC
- [STC SA4-964](https://openairdocs.org/stc/SA4-964): Landing light assembly and installation. Widgeonworks LLC
- [STC SA4-966](https://openairdocs.org/stc/SA4-966): Rudder and elevator control cable reroute. Widgeonworks LLC
- [STC SA4-967](https://openairdocs.org/stc/SA4-967): Installation of Picture Window. Widgeonworks LLC
- [STC SA4-970](https://openairdocs.org/stc/SA4-970): Installation of four Teco Model TE-432 seats. Widgeonworks LLC
- [STC SA4774NM](https://openairdocs.org/stc/SA4774NM): Removal of the two existing engines and installation of one AVCO Lycoming Model TIO-540-J2BD and one LTIO-540-J2BD engine with Hartzell Model HC-C3YR-2UF/FC9587A-10 and HC-C3YR-2LUF/FJC9587A-10 propellers. Widgeonworks LLC
- [STC SA02511SE](https://openairdocs.org/stc/SA02511SE): Installation of replacement fuel quantity indicator sending unit(s). CiES Inc
- [STC SA02738CH](https://openairdocs.org/stc/SA02738CH): Installation of L-3 Communications Avionics Systems. Acron Aviation Inc
- [STC SA04046CH PAGE 1](https://openairdocs.org/stc/SA04046CH%20PAGE%201): Installation of L-3 GENESIS (TM) Electronic Standby Instrument System (ESI-500/MAG-500). Acron Aviation Inc
- [STC SA39CH](https://openairdocs.org/stc/SA39CH): Installation of an Amphibian Landing Gear Position Advisory System/Laser Gear Advisory System. Wipaire Inc
- [STC SA01757WI](https://openairdocs.org/stc/SA01757WI): To allow the use of UL91 or UL94 (minimum) grade aviation fuel. Swift Fuels LLC
- [STC SA02658SE](https://openairdocs.org/stc/SA02658SE): Installation of Garmin GI 275 Multi-Function Display System. Garmin International Inc
- [STC SA1904WE](https://openairdocs.org/stc/SA1904WE): Installation of Vibration Isolation Products (VIP) engine mount P/N VIP-50804-10 on various aircraft as shown on FAA Approved Model List (AML) No. SA1904WE. FTG, Inc
- [STC SA121EA](https://openairdocs.org/stc/SA121EA): Install Cleveland wheel P/N 40-46 Rev. K and brake P/N 30-31, Rev. L. Kaman Corporation Aircraft Wheel and Brake LLC
- [STC SA01967WI](https://openairdocs.org/stc/SA01967WI): Use of GAMI G100UL High Octane Unleaded Avgas. General Aviation Modifications Inc
- [STC SA04776NY](https://openairdocs.org/stc/SA04776NY): The HIPEC Covering and Finishing System must be performed and maintained. HIPEC Aircraft Coatings Inc
- [STC SA02444AK](https://openairdocs.org/stc/SA02444AK): Approval of the L-3 Communications NGT 9000/9000R ADS-B system installed. ADS-B Technologies LLC
- [STC SA01818WI](https://openairdocs.org/stc/SA01818WI): Installation of Garmin G5 Electronic Flight Instrument. Garmin International Inc
- [STC SA09902AC](https://openairdocs.org/stc/SA09902AC): Installation of BendixKing KFD 900 Flight Display System. Honeywell International Inc. (Bendix King)
- [STC SA11174SC PAGE 1](https://openairdocs.org/stc/SA11174SC%20PAGE%201): Installation of BendixKing by Honeywell KSN 770 and KSN 765 WAAS LPV approach capable nav/comm systems. Honeywell International Inc (Bendix King)
- [STC SA10822SC](https://openairdocs.org/stc/SA10822SC): Installation of EFD1000 Primary Flight Display. Aspen Avionics Inc
- [STC SA00401BO](https://openairdocs.org/stc/SA00401BO): Installation of a SkyTrax100B UAT receiver. Avidyne Corporation
- [STC SA01831WI](https://openairdocs.org/stc/SA01831WI): To allow the use of UL91 (minimum) grade aviation fuel. Petersen Aviation Inc
- [STC SA01714WI](https://openairdocs.org/stc/SA01714WI): Installation of a Garmin transponders: (a) GTX 330/330D/33/33D with ADS-B Out functionality; (b) GTX 335/335R/345/345R with ADS-B Out and In functionality; or (c) GTX 335R/345R with ADS-B Out functionality in select airplanes installed with G950/G1000 systems. Garmin International Inc
- [STC SA00344BO PAGE 1](https://openairdocs.org/stc/SA00344BO%20PAGE%201): Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights. Whelen Aerospace Technologies
- [STC SA02153LA-D PAGE 1](https://openairdocs.org/stc/SA02153LA-D%20PAGE%201): Installation of Garmin G600 Primary Flight Display (PFD) and Multifunction Display (MFD) System. Garmin International Inc
- [STC SA01828SE](https://openairdocs.org/stc/SA01828SE): Installation of J.P. Instruments (JPI) EDM-960 Primary Engine Data Management System. J. P. Instruments
- [STC SA6070NM](https://openairdocs.org/stc/SA6070NM): Installation of a 'quick-disconnect drain plug' on the engine rocker sump for the oil drain retrieval system after engine shutdown. West Coast Air Creations
- [STC SA01406NY](https://openairdocs.org/stc/SA01406NY): Installation of Airwolf remote mounted engine oil filter kit AFC-K017 on single and multi-engine fixed light aircraft and rotary wing. Airwolf Filter Corporation

All 130: https://openairdocs.org/model/grumman-g-44/stcs.md

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