AD 85-14-10 R2
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Hartzell Propeller, Inc. | BHC-A2V | HARTZELL PROPELLER PRODUCTS DIVISION Models ( )HC- ( )( )(X,V) Series Propellers |
| aircraft | Hartzell Propeller, Inc. | BHC-A2XF-1 | HARTZELL PROPELLER PRODUCTS DIVISION Models ( )HC- ( )( )(X,V) Series Propellers |
| aircraft | Hartzell Propeller, Inc. | BHC-A2XF-3 | HARTZELL PROPELLER PRODUCTS DIVISION Models ( )HC- ( )( )(X,V) Series Propellers |
| aircraft | Hartzell Propeller, Inc. | BHC-A2XF-G | HARTZELL PROPELLER PRODUCTS DIVISION Models ( )HC- ( )( )(X,V) Series Propellers |
| aircraft | Hartzell Propeller, Inc. | EHC-A3VF | HARTZELL PROPELLER PRODUCTS DIVISION Models ( )HC- ( )( )(X,V) Series Propellers |
| aircraft | Hartzell Propeller, Inc. | PHC-A3XF-2 | HARTZELL PROPELLER PRODUCTS DIVISION Models ( )HC- ( )( )(X,V) Series Propellers |
Unsafe Condition
Propeller blade clamp failure due to corrosion, cracks, tool marks, gouges, scratches, or other defects in the internal and external surfaces of the clamp assemblies.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace blade clamp assemblies with serial numbers 0 through D5293 if they show corrosion or cracks, or inspect for corrosion via visual inspection and cracks via magnetic particle inspection. For clamps D5294 through K6336, inspect for defects using a 10x magnifying glass, rework or replace as needed, then magnetic particle inspect and replate. Replace clamps with mismatched or unreadable serial numbers. Perform penetrant inspection every 100 hours post-initial inspections.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
within the next 60 days after the effective date of Amendment 39-5414, unless already accomplished
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Hartzell Propeller, Inc. Models BHC-A2V, BHC-A2XF-1, BHC-A2XF-3, BHC-A2XF-G, EHC-A3VF, PHC-A3XF-2 propellers with Hartzell Part Number C-3-( ) blade clamp assemblies, serial numbers 0 through K6336.
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.