- Effective
- June 25, 1979
- Model
- SD3-30
- Registered aircraft
- 4 matched by model
- Product
- Aircraft · Large airplane
- Amendment
- 39-3476
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 | 20 KB | ba67b566…1f36cee | FAA DRS (API key needed) |
On this page
The airworthiness directive
79-11-01 SHORT BROTHERS LIMITED: Amendment 39-3476. Applies to Model SD3-30 airplanes, S/N's 3003 through 3017, certificated in all categories.
Compliance is required prior to the accumulation of 6000 total landings or prior to the accumulation of 25 landings after the effective date of this AD, whichever occurs later, unless already accomplished.
To prevent fatigue failure of the bolts, P/N A111-5-G (10 places) and A111-5-J (2 places), attaching the engine support tube brackets to the engine ring, replace the bolts and associated hardware with new bolts, P/N MS. 21250-05008 (10 places) and MS. 21250-06008 (2 places), and associated hardware in accordance with Section 2, "ACCOMPLISHMENT INSTRUCTIONS," of Short Brothers Limited Service Bulletin No. SD3-71-04, dated February 14, 1978, or an FAA-approved equivalent.
This amendment becomes effective June 25, 1979.
Registered aircraft · 4
Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.
| 1978 | 1 |
|---|---|
| 1984 | 1 |
| 1985 | 2 |