AD 46-46-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | AT-6 (SNJ-2) | Airworthiness Directives; North American Models BC-1A, AT-6, AT-6A, AT-6B, and AT-6C Aircraft |
| aircraft | The Boeing Company | AT-6A (SNJ-3) | Airworthiness Directives; North American Models BC-1A, AT-6, AT-6A, AT-6B, and AT-6C Aircraft |
| aircraft | The Boeing Company | AT-6B | Airworthiness Directives; North American Models BC-1A, AT-6, AT-6A, AT-6B, and AT-6C Aircraft |
| aircraft | The Boeing Company | AT-6C (SNJ-4) | Airworthiness Directives; North American Models BC-1A, AT-6, AT-6A, AT-6B, and AT-6C Aircraft |
| aircraft | The Boeing Company | BC-1A | Airworthiness Directives; North American Models BC-1A, AT-6, AT-6A, AT-6B, and AT-6C Aircraft |
Unsafe Condition
Failure of the elevator rear stop on the horizontal stabilizer rear spar could result in improper elevator travel limits and loss of control.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect airplanes with Vest Two-Place Chum Seats installed before October 9, 1946, to ensure an elevator rear stop is installed, and verify modification includes revised self-aligning rudder balance brackets, rudder balance cable, rudder pedal adjustment bar, and reinforcement plates on the firewall as per Vest Installation Instructions dated October 9, 1946.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
prior to January 1, 1947
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
North American Models BC-1A, AT-6, AT-6A, AT-6B, and AT-6C Aircraft with Vest Two-Place Chum Seats installed prior to October 9, 1946.
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
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.