- Registered owner
- Center For Vertical Studies LLC
- Location
- Sheridan, WY
- Owner type
- LLC
- Serial number
- S-854
- Year built
- 1991
- Type
- Rotorcraft
- Engine
- Turbo-shaft
- Airworthiness
- Standard, normal
- Airworthiness date
- May 16, 2013
- Certificate issued
- September 23, 2020
- Expires
- September 30, 2027
- Mode S code
- A88AAD
Messerschmitt-Boelkow-Blohm BO-105STCDS H3EUAirframe · Messerschmitt-Boelkow-Blohm BO-105STCDS E4CEEngine · Allison 250-C20B
From the FAA registry file of October 21, 2026.
On this page
Airworthiness directives that may apply · 48
Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.
| 1977 | 3 |
|---|---|
| 1978 | 1 |
| 1979 | 2 |
| 1980 | 2 |
| 1981 | 2 |
| 1982 | 2 |
| 1984 | 1 |
| 1985 | 1 |
| 1986 | 1 |
| 1987 | 1 |
| 1988 | 1 |
| 1989 | 2 |
| 1990 | 1 |
| 1996 | 2 |
| 1997 | 1 |
| 1999 | 2 |
| 2000 | 1 |
| 2001 | 1 |
| 2002 | 1 |
| 2005 | 3 |
| 2006 | 2 |
| 2012 | 2 |
| 2013 | 4 |
| 2015 | 2 |
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 1 |
| 2021 | 6 |
| 2022 | 1 |
| 2023 | 3 |
| 2024 | 1 |
| 2025 | 1 |
Airframe · Messerschmitt-Boelkow-Blohm BO-105S
AD 2025-25-05Rotorcraft Flight ControlAD 2024-20-07Emergency Equipment; Emergency Flotation SectionAD 2023-11-07Ground Proximity SystemInformation bulletins that may apply · 1
Advisory, not mandatory.
Airframe · Messerschmitt-Boelkow-Blohm BO-105S
SAIB SW-08-42Emergency Float with Liferaft Kits (kits)NTSB investigations
No NTSB investigations matched to N65DAMatched by N-number and event date. Investigations from before this aircraft carried the mark are under Earlier aircraft. Investigations on Messerschmitt-Boelkow-Blohm BO-105S aircraft
FAA incident reports
No FAA accident or incident reports matched to N65DAMatched by N-number and event date. Reports from before this aircraft carried the mark are under Earlier aircraft. Reports on Messerschmitt-Boelkow-Blohm BO-105S aircraft
Service difficulty reports
No reports filed for N65DAGeneral aviation reporting is voluntary. Reports filed since May 18, 1995, when this mark’s previous registration was cancelled. Reports on Messerschmitt-Boelkow-Blohm BO-105S aircraft
Earlier aircraft with this N-number · 1
This aircraft carried N65DA before the one registered now. The FAA can assign a mark to another aircraft once a registration is cancelled.