AD 61-11-05

Airworthiness directive · Wing Structure Corrosion · P. V. Shields A-26B (Army) and A-26C (Army)

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.

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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.

By aircraft maker
  • Douglas19 aircraft
By year built
19411956
Registered aircraft by year built: 14 aircraft
19412
19431
19448
19452
19561

5 with no year recorded

By model

Aircraft

See all 19 aircraft