- Registered owner
- Columbia Helicopters Inc
- Location
- Aurora, OR
- Owner type
- Corporation
- Serial number
- MM821
- Type
- Rotorcraft
- Engine
- Turbo-shaft
- Certificate issued
- October 6, 2016
- Expires
- October 31, 2029
- Mode S code
- A251A8
From the FAA registry file of October 24, 2026.
On this page
Airworthiness directives that may apply · 21
Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.
| 1982 | 1 |
|---|---|
| 1983 | 2 |
| 1984 | 3 |
| 1986 | 2 |
| 1987 | 2 |
| 1991 | 1 |
| 1995 | 1 |
| 2002 | 1 |
| 2004 | 1 |
| 2014 | 1 |
| 2018 | 1 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 1 |
Airframe · Boeing-Vertol 234
AD 2025-07-01Air Data ComputerAD 2024-20-05Flight control systemsAD 2023-11-07Ground Proximity SystemInformation bulletins that may apply · 1
Advisory, not mandatory.
Airframe · Boeing-Vertol 234
SAIB SW-11-03Pitch Housings Vertical Pin LugsNTSB investigations
No NTSB investigations matched to N249CHMatched 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 Boeing-Vertol 234 aircraft
FAA incident reports
No FAA accident or incident reports matched to N249CHMatched 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 Boeing-Vertol 234 aircraft
Service difficulty reports
No reports matched to N249CHGeneral 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 Boeing-Vertol 234 aircraft
STCs that may be installed · 20
Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do.
Airframe · Boeing-Vertol 234
STC SH3319NMInstallation of Precise Flight Pulselite Control Unit in the
Landing /Taxi Recognition Visual Control Light system,STC SR00925DEInstallation of Garmin GTX 335/335R and GTX345/345R transponders to provide ADS-B Out and In functionalitySTC SR02670SEInstallation of Simplex Model 347 Fire Fighting Tank System (FFTS); Serial Number MJ022