- Effective
- September 15, 1972
- Models
- 206A, 206A-1 (OH-58A), 206B, 206B-1
- Data sheet
- TCDSH2SW
- Registered aircraft
- 861 matched by model
- Product
- Aircraft · Rotorcraft
- Amendment
- 39-1517
Unofficial copy of the text in the FAA’s Dynamic Regulatory System. The FAA’s own copy is the authoritative one. DRS record last changed May 30, 2024.
Copies of the files this page was built from, with their SHA-256. Retrieved October 18, 2026.
| File | Size | SHA-256 | Original |
|---|---|---|---|
| FAA DRS HTML | 22 KB | 27dee261…818eaa6 | FAA DRS (API key needed) |
On this page
The airworthiness directive
72-19-01 BELL: Amdt. 39-1517. Applies to Bell Models 206A, 206B, 206A-1 and 206B-1 helicopters certificated in all categories.
Compliance required as indicated.
To prevent possible failure of the main rotor retention strap fitting, P/N 206-010-155-7, and the main rotor retention strap pin, P/N 206-010-123-1, accomplish the following:
(a) Remove and replace retention strap fittings, P/N 206-010-155-7, with 90 or more hours total time in service on the effective date of this A.D., within the next 10 hours time in service.
(b) Remove and replace retention strap fittings, P/N 206-010-155-7, with less than 90 hours total time in service on the effective date of this A.D. prior to accumulating 100 hours time in service.
(c) Remove and replace retention strap pins, P/N 206-010-123-1, with 90 or more hours total time in service on the effective date of this A.D. within the next 10 hours time in service.
(d) Remove and replace retention strap pins, P/N 206-010-123-1, with less than 90 hours total time in service on the effective date of this A.D., prior to accumulating 100 hours time in service.
(e) The requirements of paragraphs (a) and (b) are not applicable to main rotor retention strap fittings, P/N 206-010-155-11 or -15.
The requirements of paragraphs (c) and (d) are not applicable to main rotor retention strap pins, P/N 206-010-123-3.
This supersedes Amendment 39-1510 (37 F.R. 17544), A.D. 72-18-05, which superseded 72-17-04. This amendment becomes effective September 15, 1972.
Affected TCDS · 1
The type certificate data sheets for the models this AD names, matched by model and maker.
Registered aircraft · 861
Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.
| 1954 | 1 |
|---|---|
| 1966 | 1 |
| 1967 | 5 |
| 1968 | 16 |
| 1969 | 12 |
| 1970 | 7 |
| 1971 | 15 |
| 1972 | 22 |
| 1973 | 25 |
| 1974 | 39 |
| 1975 | 38 |
| 1976 | 34 |
| 1977 | 28 |
| 1978 | 40 |
| 1979 | 48 |
| 1980 | 45 |
| 1981 | 52 |
| 1982 | 27 |
| 1983 | 5 |
| 1984 | 7 |
| 1985 | 5 |
| 1986 | 5 |
| 1987 | 4 |
| 1988 | 11 |
| 1989 | 14 |
| 1990 | 7 |
| 1991 | 9 |
| 1992 | 6 |
| 1993 | 24 |
| 1994 | 38 |
| 1995 | 47 |
| 1996 | 4 |
| 1997 | 6 |
| 1998 | 5 |
| 1999 | 4 |
| 2000 | 6 |
| 2001 | 13 |
| 2002 | 7 |
| 2003 | 3 |
| 2004 | 2 |
| 2005 | 5 |
| 2006 | 6 |
| 2007 | 5 |
| 2008 | 3 |
| 2009 | 1 |
154 with no year recorded