# N68251: 1943 Boeing A75N1(PT17), registration cancelled 2004-05-26

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 26, 2004
- Status when cancelled: Triennial form not returned
- Airframe: [Boeing A75N1(PT17)](https://openairdocs.org/model/boeing-a75n1-pt17) (registry code 1380134)
- Engine: [Wright 975E&F-2&3](https://openairdocs.org/engine/wright-975e-f-2-3) (registry code 67015)
- Data sheets: [TCDS A-743](https://openairdocs.org/tcds/A-743) (OpenAirDocs)
- Serial number: 75-7976
- Year built: 1943
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Restricted, agriculture and pest control
- Airworthiness date: April 4, 1957
- Certificate issued: June 8, 1974
- Last registry action: April 7, 2004
- Mode S code: A90DC6
- Owner when cancelled: [Trinkle Ag Flying Inc](https://openairdocs.org/faa-owner/TRINKLE%20AG%20FLYING%20INC)
- Location: [Tracy, CA](https://openairdocs.org/faa-place/CA/Tracy)
- Owner type: Corporation
- Owner's area on the map: 37.7368° N, 121.4340° W: Placed by OpenAirDocs at the center of ZIP code 95376, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N68251
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=68251
- Page: https://openairdocs.org/deregistered/N68251-2004-05-26

From the FAA registry file of October 29, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Boeing A75N1(PT17): https://openairdocs.org/model/boeing-a75n1-pt17.md

## Service difficulty reports (1)

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR 96ZZZX4402](https://openairdocs.org/sdr/96ZZZX4402), Jul 29, 1996: CRANKSHAFT. SCREWS FAILED. AFTER TAKEOFF, ENGINE STOPPED. AIRCRAFT CRASH LANDED IN A FIELD. AIRCRAFT DESTROYED BY POST-FIRE. INVESTIGATION FOUND CRANKSHAFT GEAR ASSEMBLY HUB SOCKET SCREWS

## NTSB investigations (1)

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 LAX96LA291](https://openairdocs.org/ntsb/LAX96LA291), Jul 29, 1996: Boeing A75N1 (N68251), Tracy, CA, destroyed. Probable cause: A loss of engine power due to the disengagement of the crankshaft gear from it's hub due to the overload shear of the eight retaining screws.

## FAA accident and incident reports (2)

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 19960729026049A](https://openairdocs.org/incident/19960729026049A), Jul 29, 1996: Boeing A75N1 (N68251), Tracy, CA, Destroyed. (.4)The pilot reported that the engine quit while he was en route to a job and he landed in an alfalfa field. The aircraft collided with a ditch which was…
- [Incident 19920821038189I](https://openairdocs.org/incident/19920821038189I), Aug 21, 1992: Boeing A75N1 (N68251), Tracy, CA. Engine lost power on climb. Forced landing on highway. Found engine cylinder exhaust valve stuck open.

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