N8972M1981 Messerschmitt-Bolkow-Blohm Gmb BO 105M
Safety record in brief:No NTSB accidents or incidents since 19823 ADs may apply
Registration
FAA Aircraft Registry · Oct 20, 2026- Registered owner
- Rocky Mountain Oyster Co Aviation LLC
- Owner type
- LLC
- City, state
- Kalispell, MT
- Certificate issued
- Feb 4, 2025
- Expires
- Feb 29, 2032
- Airworthiness
- Experimental · Exhibition
- Airworthiness date
- Jun 28, 2022
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
- Messerschmitt-Bolkow-Blohm Gmb
- Model
- BO 105M
- Year
- 1981
- Serial number
- 6085
- Aircraft type
- Rotorcraft
- Category
- Land
- Certification
- Not Type Certificated
- Seats
- 5
- Engines
- 2
- Max takeoff weight
- Up to 12,499 lb
- Mode S code
- AC61FF
Engine
- Make and model
- Allison 250-C20b
- Type
- Turbo-shaft
- Power
- 420 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 – nowRocky Mountain Oyster Co Aviation LLCKalispell, MT · current
- 1964Southeastern Beechcraft INCNashville, TN · different airframe: 1964 Beechcraft 35-B33 S/N Cd-724
- until 1972Cessna Aircraft CoWichita, KS · different airframe: 1972 Cessna 172l S/N 17260572
Individual owners are shown by city and state only.
Safety record
NTSB · Oct 15, 2026 · FAA ADs · Oct 20, 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 (3)
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.
| AD | Subject | Effective | Applies to |
|---|---|---|---|
| 2006-16-04 | Rolls-Royce Corporation (Formerly Allison Engine Company, Allison Gas Turbine Division… | Sep 7, 2006 | Engine (250-C20B) |
| 2006-13-06 | Rolls-Royce Corporation (Formerly Allison Engine Company, Allison Gas Turbine Division… | Jul 26, 2006 | Engine (250-C20B)Only with: Engines with gas producer rotor assembly tie bolt P/Ns A23008020, E23008020 (EXTEX), 23008020, 6843388, 6876991 (RRC), A23008020 (SAP), or 23008020P (Pacific Sky Supply) installed. |
| 2005-10-13 | Rolls-Royce Corporation (Formerly Allison Engine Company) 250-B17B, -B17C, -B17D, -B17E… | Jun 22, 2005 | Engine (250-C20B)Only with: Engines that do not have turbine energy absorbing ring RRC P/N 23035175, or an equivalent FAA-approved serviceable ring, installed. |
AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.
Service Difficulty Reports (0)
No Service Difficulty Reports found for this airframe since 1995.
Sources
- FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 20, 2026
- NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
- FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 20, 2026
- FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026