AD 61-13-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Alexander Schleicher GmbH & Co. | K7 | Airworthiness Directives; Schleicher Model K7 Gliders |
Unsafe Condition
Buckling of fuselage steel tube members on each side at the rear of the fuselage due to insufficient wall thickness.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace five steel tube diagonal members on each side at the rear of the fuselage with tubes of greater wall thickness as follows: Right side third member with 12 MMS (15/32") outside diameter, 1 MM (.040") wall thickness; right and left side fourth and sixth members with 14 MMS (9/16") outside diameter, 1 MM (.040") wall thickness, using Civil Aeronautics Manual 18 repair procedures or manufacturer's recommendations.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
prior to next flight unless already accomplished
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Affected Aircraft
Alexander Schleicher GmbH & Co. Model K7 Gliders with serial numbers up to and including 935 and serial number 984.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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