AD 67-12-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Maryland Air Industries, Inc. | F-27 | Airworthiness Directives; Fairchild-Hiller Models F-27 Series and FH-227 Series Airplanes |
| aircraft | Maryland Air Industries, Inc. | F-27A | Airworthiness Directives; Fairchild-Hiller Models F-27 Series and FH-227 Series Airplanes |
| aircraft | Maryland Air Industries, Inc. | F-27B | Airworthiness Directives; Fairchild-Hiller Models F-27 Series and FH-227 Series Airplanes |
| aircraft | Maryland Air Industries, Inc. | F-27F | Airworthiness Directives; Fairchild-Hiller Models F-27 Series and FH-227 Series Airplanes |
| aircraft | Maryland Air Industries, Inc. | F-27G | Airworthiness Directives; Fairchild-Hiller Models F-27 Series and FH-227 Series Airplanes |
| aircraft | Maryland Air Industries, Inc. | F-27J | Airworthiness Directives; Fairchild-Hiller Models F-27 Series and FH-227 Series Airplanes |
| aircraft | Maryland Air Industries, Inc. | F-27M | Airworthiness Directives; Fairchild-Hiller Models F-27 Series and FH-227 Series Airplanes |
| aircraft | Maryland Air Industries, Inc. | FH-227 | Airworthiness Directives; Fairchild-Hiller Models F-27 Series and FH-227 Series Airplanes |
| aircraft | Maryland Air Industries, Inc. | FH-227B | Airworthiness Directives; Fairchild-Hiller Models F-27 Series and FH-227 Series Airplanes |
| aircraft | Maryland Air Industries, Inc. | FH-227C | Airworthiness Directives; Fairchild-Hiller Models F-27 Series and FH-227 Series Airplanes |
Unsafe Condition
Failure of the nose landing gear to extend to full down and locked position due to Walter Kidde nose gear steer system, P/N 891800 or P/N 893364 (spur gear system), or Fairchild nose gear steer system (hydraulic gear system).
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Install specified nose landing gear fork and slide parts per Fairchild-Hiller Service Bulletins, or equivalent parts approved by FAA. Compliance times vary based on model and serial numbers: 100, 600, or 1000 hours' time in service after April 5, 1967.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the next 100, 600, or 1000 hours' time in service after the effective date of this AD unless already accomplished.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Fairchild-Hiller Models F-27 Series (Serial Numbers 1 through 122) and FH-227 Series (Serial Numbers 501 through 539) with Walter Kidde or Fairchild nose gear steer systems.
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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