- Registered owner
- San Juan Aviation LLC
- Location
- Wilmington, DE
- Owner type
- LLC
- Serial number
- 760095
- Year built
- 1980
- Type
- Rotorcraft
- Engine
- Turbo-shaft
- Airworthiness
- Standard, transport
- Airworthiness date
- November 6, 1999
- Certificate issued
- March 18, 2020
- Expires
- March 31, 2030
- Mode S code
- A12FED
From the FAA registry file of October 24, 2026. The registry lists only the engine series, so ADs for every Allison 250-C30 model are included below.
On this page
Airworthiness directives that may apply · 19
Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.
| 1979 | 1 |
|---|---|
| 1980 | 1 |
| 1982 | 1 |
| 1983 | 1 |
| 1984 | 1 |
| 1985 | 1 |
| 1986 | 5 |
| 1988 | 1 |
| 1989 | 1 |
| 1996 | 1 |
| 1999 | 1 |
| 2003 | 1 |
| 2005 | 2 |
| 2006 | 2 |
| 2018 | 1 |
See all 21 ADs
Information bulletins that may apply · 1
Advisory, not mandatory.
Engine · Allison 250-C30 series
SAIB NE-06-52Historical bulletins · 1
NTSB investigations
No NTSB investigations matched to N176ETMatched by N-number and event date, checked against the reported serial number, make and model. Investigations from before this aircraft carried the mark are under Earlier aircraft. Investigations on Sikorsky S-76 aircraft
FAA incident reports
No FAA accident or incident reports matched to N176ETMatched by N-number and event date, checked against the reported make and model. Reports from before this aircraft carried the mark are under Earlier aircraft. Reports on Sikorsky S-76 aircraft
Service difficulty reports
No reports matched to N176ETGeneral aviation reporting is voluntary. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Reports on Sikorsky S-76 aircraft
STCs that may be installed · 9
Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do.
Airframe · Sikorsky S-76
Engine · Allison 250-C30 series
STC SE00057ATInstallation of Aeronautical Accessories, Inc., Pc Safety Valve KitSTC SE00014ENInstallation of the Pratt & Whitney Engine Services, Inc. CrossCheck Engine Monitor Kit P/N HUMS-K-071-1, Rev. A on the specified PT6A engine models and kit P/N HUMS-K-071-2 on the specified A250 engine models.STC SE00026ENInstallation of Pratt & Whitney Engine Services Inc. IntelliStart Plus Electronic Control Unit (ECU), P/N DPU-K-010 on specified 250 engine models.STC SE578GLInstallation of a fuel flow transducer.STC ST00037ATUnison igniter plugs, P/N 9044400-1.STC SQ00338ATUnison igniter leads, P/N9048222-101, 102, 103, 104, 105, 106.