- Registered owner
- Bas Part Sales LLC
- Location
- Greeley, CO
- Owner type
- LLC
- Serial number
- 70021
- Year built
- 1979
- Type
- Fixed wing multi engine
- Engine
- Reciprocating
- Airworthiness
- Standard, normal
- Airworthiness date
- April 18, 1979
- Mode S code
- ADDC9D
From the FAA registry file of October 24, 2026. The registry lists only the engine series, so ADs for every Lycoming TI0-540 model are included below.
On this page
Airworthiness directives that may apply · 47
Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.
| 1969 | 1 |
|---|---|
| 1971 | 1 |
| 1973 | 1 |
| 1975 | 1 |
| 1977 | 1 |
| 1978 | 1 |
| 1979 | 2 |
| 1980 | 1 |
| 1981 | 1 |
| 1983 | 1 |
| 1984 | 1 |
| 1989 | 2 |
| 1991 | 2 |
| 1992 | 2 |
| 1993 | 1 |
| 1995 | 1 |
| 1996 | 2 |
| 1997 | 2 |
| 1998 | 2 |
| 2002 | 3 |
| 2003 | 2 |
| 2004 | 2 |
| 2005 | 2 |
| 2006 | 4 |
| 2008 | 4 |
| 2009 | 1 |
| 2010 | 2 |
| 2011 | 2 |
| 2012 | 5 |
| 2013 | 1 |
| 2015 | 2 |
| 2017 | 2 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 1 |
| 2026 | 1 |
Engine · Lycoming TI0-540 series
AD 2026-04-11Engine (Reciprocating)AD 2023-09-09Exhaust Turbine System (Recip)AD 2022-16-03Engine (RECIPROCATING)Information bulletins that may apply · 9
Advisory, not mandatory.
Engine · Lycoming TI0-540 series
SAIB NE-19-08Reciprocating Engine Cylinder Section - Lycoming Engines Parallel Valve CylindersSAIB NE-08-32R1Propeller Governor Idler Gear Shaft Set ScrewSAIB NE-14-13Reciprocating Engine - Cylinder Mounting StudsSAIB NE-08-26R3Magneto/DistributorSAIB NE-09-04Fuel Control/Reciprocating EnginesSAIB NE-06-32R1Reciprocating Engine - CrankshaftSAIB NE-03-18SAIB NE-03-12SAIB NE-01-37Historical bulletins · 2
NTSB investigations
No NTSB investigations matched to N9921SMatched 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 Rockwell International 700 aircraft
FAA incident reports · 2
FAA accident and incident reports matched to this aircraft by N-number and event date, checked against the reported make and model.
Incident 19860708067649ITo Init Climb(1st Pwr Reduct) · Harrisburg, PALost engine power on takeoff due to improper fuel. No placards on fuel caps. Pilots medical expired.Incident 19800116017379IRoll-Out (Fixed Wing) · Clarksburg, WVAircraft left runway after right brake failure. Found cut o ring in master cylinder.
Service difficulty reports
No reports matched to N9921SGeneral 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 Rockwell International 700 aircraft
STCs that may be installed · 39
Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do.
See all 39 STCs