AD 74-20-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bell Helicopter Textron, Inc. | 212 | Airworthiness Directives; Bell Model 212 Helicopters |
Unsafe Condition
Failure of the synchronized elevator ribs with resulting loss of the elevator
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Modify the right and left elevators as specified in Part III of Bell Helicopter Company Service Bulletin No. 212-01-74-2 dated March 27, 1974, or later FAA approved revision.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
within the next 100 hours' time in service after the effective date of the A.D., unless already accomplished
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Bell Model 212 helicopters, serial numbers 30501 through 30593, certificated in all categories
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.