AD 48-28-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Swift Museum Foundation, Inc. | GC-1A | Airworthiness Directives; Temco GC-1A and GC-1B Aircraft |
| aircraft | Swift Museum Foundation, Inc. | GC-1B | Airworthiness Directives; Temco GC-1A and GC-1B Aircraft |
Unsafe Condition
Cracks are occurring in the last bulkhead (Station 185) of the fuselage at the bottom rudder hinge and stop fitting.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the fuselage bulkhead at each 20 hours operation until compliance with reinforcement. If cracks are found, drill No. 50 check holes at end of each crack and install a steel reinforcement fitting per TEMCO Drawing 11-213-5074.
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Compliance Time
not later than September 1, 1948
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Affected Aircraft
Temco GC-1A and GC-1B Aircraft, all serial numbers
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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