- Effective
- September 11, 1974
- Model
- L-1011-385-1
- Data sheet
- TCDSA23WE
- Registered aircraft
- 2 matched by model
- Product
- Aircraft · Large airplane
- Amendment
- 39-1909
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 | 19 KB | 495b74fa…fa7c5e6 | FAA DRS (API key needed) |
On this page
The airworthiness directive
74-16-07 LOCKHEED: Amendment 39-1909. Applies to Model L-1011-385-1 series aircraft with Lockheed serial numbers 1002 through 1066, certificated in all categories.
Compliance required within 1,800 hours additional time in service after the effective date of this AD, unless already accomplished.
To prevent a single failure from causing a cargo door to open during takeoff roll, accomplish one of the following:
(a) Modification as described in Lockheed Service Bulletin 093-52-045 dated October 18, 1973, or later FAA-approved revisions.
(b) Equivalent modifications, approved by the Chief, Aircraft Engineering Division, FAA Western Region.
Aircraft may be flown to a base where maintenance may be performed per FAR's 21.197 and 21.199.
This amendment becomes effective September 11, 1974.
Affected TCDS · 1
The type certificate data sheets for the models this AD names, matched by model and maker.
Registered aircraft · 2
Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.