- Effective
- February 26, 1976
- Models
- 200, A100, A200, C90, E90
- Registered aircraft
- 629 matched by model
- Product
- Aircraft · Small/large airplane
- Amendment
- 39-2518
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 January 21, 2026.
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 | 20 KB | 3009f20d…9887c68 | FAA DRS (API key needed) |
On this page
The airworthiness directive
76-04-02 BEECH: Amendment 39-2518. Applies to Models C90 (Serial Numbers LJ- 654 and LJ-674 thru LJ-676), E90 (Serial Numbers LW-134 and LW-157 thru LW-163), A100 (Serial Numbers B-178 thru B-221, B-224 and B-225), 200 (Serial Numbers BB-6 thru BB-87, BB-89 thru BB-99 and BB-101 thru BB-106) and A200 (Serial Numbers BC-1 thru BC-8, and BD-1 thru BD-8) airplanes.
Compliance: Required as indicated, unless already accomplished.
To preclude inadvertent disengagement of the seat locking pins, within the next 50 hours' time in service after the effective date of this AD, replace Beech P/N 50-534436-127 seat locking pins (3.38 inch length) with Beech P/N 101-530412-1 seat locking pins (3.69 inch length) in accordance with Beechcraft Service Instructions No. 0789-314 or C-12A-0001 (military airplanes), or later approved revisions, or any equivalent modification approved by the Chief, Engineering and Manufacturing Branch, FAA, Central Region.
This amendment becomes effectiveFebruary 26, 1976.
Affected TCDS · 3
The type certificate data sheets for the models this AD names, matched by model and maker.
Registered aircraft · 629
Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.
| 1970 | 4 |
|---|---|
| 1971 | 5 |
| 1972 | 20 |
| 1973 | 31 |
| 1974 | 27 |
| 1975 | 38 |
| 1976 | 49 |
| 1977 | 48 |
| 1978 | 79 |
| 1979 | 82 |
| 1980 | 70 |
| 1981 | 46 |
| 1982 | 19 |
| 1983 | 6 |
| 1984 | 11 |
| 1985 | 6 |
| 1986 | 3 |
| 1987 | 2 |
| 1990 | 1 |
| 1991 | 1 |
| 1994 | 2 |
| 1995 | 1 |
| 1996 | 2 |
| 1997 | 1 |
75 with no year recorded