AD 67-06-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Hartzell Propeller, Inc. | HC-93Z30-2 | HARTZELL Models HC-93Z30/19152-5 1/2, HC-B3Z30/10152-5 1/2, HC-B3W30/10152-5 1/2, HC-B3Z30/10160-6 and HC-B3W30/10160-6 Propellers |
| aircraft | Hartzell Propeller, Inc. | HC-B3W30 | HARTZELL Models HC-93Z30/19152-5 1/2, HC-B3Z30/10152-5 1/2, HC-B3W30/10152-5 1/2, HC-B3Z30/10160-6 and HC-B3W30/10160-6 Propellers |
| aircraft | Hartzell Propeller, Inc. | HC-B3Z30-2 | HARTZELL Models HC-93Z30/19152-5 1/2, HC-B3Z30/10152-5 1/2, HC-B3W30/10152-5 1/2, HC-B3Z30/10160-6 and HC-B3W30/10160-6 Propellers |
Unsafe Condition
Propeller blade shank failures
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Required Actions
Inspect blades using penetrant inspection method or equivalent approved by the Chief, Engineering and Manufacturing Branch, Eastern Region. Replace cracked blades before further flight with new blades or blades inspected according to this AD.
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Compliance Time
Compliance required as indicated.
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Affected Aircraft
Hartzell Propeller, Inc. Models HC-93Z30/19152-5 1/2, HC-B3Z30/10152-5 1/2, HC-B3W30/10152-5 1/2, HC-B3Z30/10160-6 and HC-B3W30/10160-6 Propellers installed on Pratt and Whitney Model R985 Series Engines.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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