AD 2000-25-52
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | MD | Various | Airworthiness Directives; MD Helicopters, Inc. Model 369A, H, HE, HM, HS, D, E, FF, and 500N Helicopters |
Unsafe Condition
Failure of a blade due to fatigue cracking originating at corrosion pits on the spar bonded surfaces, which could result in loss of control of the helicopter.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Perform a tap inspection on both the upper and lower surfaces of each main rotor blade. Replace any blade with detected voids exceeding specified inspection requirements with an airworthy blade before further flight.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
MD Helicopters, Inc. Model 369A, H, HE, HM, HS, D, E, FF, and 500N helicopters with specific main rotor blade part numbers and serial numbers as detailed in the AD.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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