N840TW1981 Rockwell International 690C
Safety record in brief:No NTSB accidents or incidents since 1982No ADs since 1998 matched1 service difficulty report
Registration
FAA Aircraft Registry · Oct 18, 2026- Registered owner
- Neptune Aviation Services INC
- Owner type
- Corporation
- City, state
- Missoula, MT
- Certificate issued
- Feb 9, 2025
- Expires
- Feb 29, 2032
- Airworthiness
- Standard · Normal
- Airworthiness date
- Sep 10, 1981
We never show street addresses, even though they appear in the public FAA file. Individual owners are shown by city and state only.
Airframe & engine
FAA Registry + type dataAirframe
- Manufacturer
- Rockwell International
- Model
- 690C
- Year
- 1981
- Serial number
- 11689
- Aircraft type
- Fixed wing multi engine
- Category
- Land
- Certification
- Type Certificated
- Seats
- 11
- Engines
- 2
- Max takeoff weight
- Up to 12,499 lb
- Mode S code
- AB8197
Engine
- Make and model
- Airesearch Tpe331-5&6ser
- Type
- Turbo-prop
- Power
- 776 hp
Total time and engine hours aren't public. They appear here once the owner adds logbooks.
Ownership history
Ownership history from FAA records- 2025 – nowNeptune Aviation Services INCMissoula, MT · current
Individual owners are shown by city and state only.
Safety record
NTSB · Oct 15, 2026 · FAA ADs · Oct 18, 2026 · SDRs · Oct 16, 2026NTSB events (0)
No NTSB accidents or incidents found for this airframe since 1982.
Accident history for this modelADs published since 1998 that may apply (0)
These match the airframe or engine model. Whether each one applies, and whether it's been complied with, depends on serial numbers, equipment and logbook entries. Applicability must be confirmed by a mechanic against the aircraft's records.
No ADs published since 1998 matched this airframe or engine model.
AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.
Service Difficulty Reports (1)
Reports of failures and defects that operators and repair stations sent to the FAA since 1995. A report describes one finding; it is not an accident.
- Air conditioning and pressurization · regulator valve · stuckJun 18, 2026
DURING FLT, SMOKE IN CABIN, DURING SLOW CRUISE FLT OVER FIRE TRAFFIC AREA, PERFORMED QRH ITEMS, REMOVED SMOKE FROM CABIN. DEPARTED THE FTA TO KCDC LANDED WITHOUT FURTHER PROBLEMS. MX TROUBLESHOT SMOKE IN CABIN TO BE COMING FROM RT ENG. AFTER EXTENSIVE TROUBLESHOOTING OF R/H ENGINE AND AIR…
From FAA Service Difficulty Reports; matched by N-number and serial number.
Sources
- FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 18, 2026
- NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
- FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 18, 2026
- FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026