AD 2010-03-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Aviat | Various | Airworthiness Directives; Lifesavings Systems Corp., D-Lok Hook Assembly |
Unsafe Condition
D-Lok Hook assemblies, part numbers 410-A and 410-F, manufactured using cast material instead of forged material, have surface irregularities and discontinuities that exceed acceptable limits, leading to potential failure during rescue hoist operations.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace each affected D-Lok Hook assembly with an airworthy hook assembly other than D-Lok Hook assembly, part numbers 410-A or 410-F, lot numbers 208 or 1108, within 200 hoist lifts.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 200 hoist lifts
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Helicopters with a Lifesavings Systems Corp. D-Lok Hook Assembly, part numbers 410-A or 410-F, lot numbers 208 or 1108, installed.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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