- Registered owner
- Construction Helicopters LLC
- Location
- Howell, MI
- Owner type
- LLC
- Serial number
- 61490
- Year built
- 1971
- Type
- Rotorcraft
- Engine
- Turbo-shaft
- Airworthiness
- Multiple
- Airworthiness date
- July 12, 2021
- Certificate issued
- April 30, 2026
- Expires
- April 30, 2033
- Mode S code
- AC85B0
From the FAA registry file of October 24, 2026.
On this page
Airworthiness directives that may apply · 69
Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.
| 1965 | 1 |
|---|---|
| 1966 | 2 |
| 1967 | 1 |
| 1968 | 1 |
| 1969 | 1 |
| 1970 | 4 |
| 1971 | 3 |
| 1972 | 3 |
| 1974 | 3 |
| 1975 | 3 |
| 1976 | 5 |
| 1977 | 1 |
| 1978 | 2 |
| 1980 | 1 |
| 1981 | 2 |
| 1983 | 2 |
| 1984 | 2 |
| 1985 | 1 |
| 1987 | 2 |
| 1989 | 2 |
| 1990 | 2 |
| 1991 | 2 |
| 1994 | 1 |
| 1997 | 3 |
| 1999 | 1 |
| 2000 | 1 |
| 2001 | 2 |
| 2002 | 1 |
| 2004 | 2 |
| 2005 | 1 |
| 2007 | 1 |
| 2008 | 1 |
| 2013 | 2 |
| 2015 | 2 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 1 |
| 2026 | 2 |
See all 76 ADs
Information bulletins that may apply
Advisory, not mandatory.
No bulletins matched this aircraft’s models
NTSB investigations
No NTSB investigations matched to N906CHMatched 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-61N aircraft
FAA incident reports · 1
FAA accident and incident reports matched to this aircraft by N-number and event date, checked against the reported make and model.
Service difficulty reports · 1
Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.
STCs that may be installed · 107
Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do.
See all 107 STCs