AD 68-02-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | FH1100 Manufacturing Corporation | FH-1100 | Airworthiness Directives, Fairchild-Hiller Model FH-1100 Helicopters |
Unsafe Condition
Fatigue failures of the Cyclic Input Swashplate Ring, P/N 24-34205-3.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Visually inspect the cyclic input swashplate ring within 10 hours' time in service after the effective date and every 25 hours thereafter. Remove or rework rings with 75+ hours time in service on the effective date within 25 hours, or before 100 hours for others. Modified rings can be used until 750 hours with discontinuation of inspections after satisfactory dye penetrant inspection.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the next 10 hours' time in service after the effective date of this AD, and thereafter at intervals not to exceed 25 hours' time in service from the last inspection.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Fairchild-Hiller Model FH-1100 Helicopters, Serial Numbers 9 through 49.
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.