- Effective
- June 29, 1961
- Published
- May 30, 1961
- Models
- A-26B (Army), A-26C (Army)
- Data sheet
- TCDSTCS L-3
- Registered aircraft
- 19 matched by model
- Product
- Aircraft · Large airplane
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.
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|---|---|---|---|
| FAA DRS HTML | 20 KB | 557e025a…a61d4fe | FAA DRS (API key needed) |
On this page
The airworthiness directive
61-11-05 DOUGLAS: Amdt. 291 Part 507 Federal Register May 30, 1961. Applies to All Models A-26 (B-26) Series Aircraft.
Compliance required as indicated.
As a result of several reported cases of severe corrosion of the wing structure in the area beneath the wing fuel tanks, the following must be accomplished at the next periodic inspection and every periodic inspection thereafter, until (b) is accomplished:
(a) Remove the center wing fuel tanks and inspect the internal wing structure for corrosion. If corrosion is found, FAA approved repairs and/or replacement of affected parts must be made prior to further flight. Also, inspect the sponge rubber mats under the fuel cells, and if found deteriorated they must be replaced prior to next flight.
(b) When the sponge rubber mats have been replaced with closed cell neoprene sponge mats, or equivalent, and any corrosion damage present is repaired, the special inspection of (a) is no longer required.
This directive effective June 29, 1961.
Affected TCDS · 1
The type certificate data sheets for the models this AD names, matched by model and maker.
Registered aircraft · 19
Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.
| 1941 | 2 |
|---|---|
| 1943 | 1 |
| 1944 | 8 |
| 1945 | 2 |
| 1956 | 1 |
5 with no year recorded