66 ADs indexed for Hartzell Propeller, Inc. aircraft.
Airworthiness Directives; Hartzell Propeller, Inc. Propellers
Unsafe Condition: Failures of the propeller hydraulic bladder diaphragm and resulting engine oil leak.
Why matched: Airworthiness Directives; Hartzell Propeller, Inc. Propellers
Airworthiness Directives; Hartzell Propeller Inc. ()HC-()2Y(K,R)-() Series Propellers
Unsafe Condition: Failure of the propeller hub causing blade separation and subsequent loss of airplane control.
Why matched: Airworthiness Directives; Hartzell Propeller Inc. ()HC-()2Y(K,R)- () Series Propellers
Airworthiness Directives; Hartzell Propeller Inc. Steel Hub Turbine Propellers
Unsafe Condition: Failure of counterweight slug attachment bolts, part number B-3386-14H, LFC manufacturing lot 224, leading to separation of the propeller blade counterweight slug, which could result in propeller v...
Why matched: Airworthiness Directives; Hartzell Propeller Inc. Steel Hub Turbine Propellers
Airworthiness Directives; Hartzell Propeller Inc. ( )HC-( )(2,3)Y(K,R)-2 Two- and Three-Bladed Compact Series Propellers
Unsafe Condition: Propeller hub cracks initiating from the lubrication holes, leading to blade separation and potential loss of control of the airplane.
Why matched: Airworthiness Directives; Hartzell Propeller Inc. ( )HC-( )(2,3)Y(K,R)-2 Two- and Three-Bladed Compact Series Propellers
Airworthiness Directives; Hartzell Propeller Inc. Compact Series Propellers
Unsafe Condition: Failure of the propeller blade from fatigue cracks in the aluminum blade shank radius, which can result in damage to the airplane and loss of airplane control.
Why matched: Airworthiness Directives; Hartzell Propeller Inc. Compact Series Propellers
Airworthiness Directives; Hartzell Propeller Inc. Model HC-E5N-3( ), HC-E5N-3( )(L), and HC-E5B-5( ) Propellers
Unsafe Condition: Discovery of a five-bladed propeller hub with a large crack on the mounting flange, potentially caused by a pre-existing defect in one of the propeller mounting bolt holes. This defect may lead to ...
Why matched: Airworthiness Directives; Hartzell Propeller Inc. Model HC-E5N-3( ), HC-E5N-3( )(L), and HC-E5B-5( ) Propellers
Airworthiness Directives; Hartzell Propeller Inc. Model HC-E4A-3( )/E10950( ) Propellers
Unsafe Condition: Excessive propeller vibration and damaged or broken propeller blade thrust bearings found during routine and investigative propeller disassembly, leading to propeller blade separation, damage to th...
Why matched: Airworthiness Directives; Hartzell Propeller Inc. Model HC-E4A-3( )/ E10950( ) Propellers
Airworthiness Directives; Hartzell Propeller Inc. Model HC-B5MP-3( )/M10282A( )+6 and HC-B5MP-3( )/M10876( )( )( )( ) Five-Bladed Propellers.
Unsafe Condition: Fretting wear occurring between the engine and propeller mounting flanges results in loss of mounting bolt preload, causing failure of the mounting bolts.
Why matched: Airworthiness Directives; Hartzell Propeller Inc. Model HC-B5MP- 3( )/M10282A( )+6 and HC-B5MP-3( )/M10876( )( )( )( ) Five-Bladed Propellers.
Airworthiness Directives; Hartzell Propeller Inc. Propellers
Unsafe Condition: Corrosion and mechanical damage in the blade bore and other critical propeller parts can cause failure of a propeller, which could result in loss of control of the airplane.
Why matched: Airworthiness Directives; Hartzell Propeller Inc. Propellers
Airworthiness Directives; Hartzell Propeller, Inc., McCauley Propeller Systems, and Sensenich Propeller Manufacturing Company, Inc. Propellers
Unsafe Condition: Failed propeller blade leading to separation and potential loss of control of the airplane.
Why matched: Airworthiness Directives; Hartzell Propeller, Inc., McCauley Propeller Systems, and Sensenich Propeller Manufacturing Company, Inc. Propellers
Airworthiness Directives; Hartzell Propeller Inc. Models HC-B3TN-2, HC-B3TN-3, HC-B3TN-5, HC-B3MN-3, HC-B4TN-3, HC-B4TN-5, HC-B4MN-5, HC-B4MP-3, HC-B4MP-5, and HC-B5MP-3 Propellers
Unsafe Condition: Propeller mounting bolts, part number B-3339, from LFC Manufacturing Lot No. 12 or Lot No. 56, may fail to properly absorb installation torque or exhibit material surface pitting, leading to improp...
Why matched: Airworthiness Directives; Hartzell Propeller Inc. Models HC-B3TN- 2, HC-B3TN-3, HC-B3TN-5, HC-B3MN-3, HC-B4TN-3, HC-B4TN-5, HC-B4MN-5, HC-B4MP-3, HC-B4MP-5, and HC-B5MP-3 Propellers
Airworthiness Directives; Hartzell Propeller Inc. (Formerly TRW Hartzell Propeller) Models HC-B3TN-2, HC-B3TN-3, HC-B3TN-5, HC-B4TN-3, HC-B4TN-5, HC-B4MN-5, and HC-B5MP-3 Turbopropellers
Unsafe Condition: Propeller attaching bolt failures or improperly secured propellers, which could lead to separation of the propeller from the airplane.
Why matched: Airworthiness Directives; Hartzell Propeller Inc. (Formerly TRW Hartzell Propeller) Models HC-B3TN-2, HC-B3TN-3, HC-B3TN-5, HC-B4TN-3, HC-B4TN-5, HC-B4MN-5, and HC-B5MP-3 Turbopropellers
Airworthiness Directives; Hartzell Propeller Inc. Model HC-B3TN-5( )/T10282( ) Propellers
Unsafe Condition: Possible blade failure near the hub which can result in blade separation, engine separation, damage to the airplane, and possible loss of the airplane.
Why matched: Airworthiness Directives; Hartzell Propeller Inc. Model HC-B3TN- 5( )/T10282( ) Propellers
Airworthiness Directives; Hartzell Propeller Inc. Models HC-B5MP-3C/M10876K Propellers
Unsafe Condition: Propeller blade separation near the hub, which could result in engine separation from the airplane.
Why matched: Airworthiness Directives; Hartzell Propeller Inc. Models HC-B5MP- 3C/M10876K Propellers
Airworthiness Directives; Hartzell Propeller Inc. Model HC-A6A-3 Series Propellers.
Unsafe Condition: Reports of cracks in propeller blades, including an in-flight separation of a blade that caused damage to the airplane. The AD aims to prevent separation of the propeller blade due to possible fati...
Why matched: Airworthiness Directives; Hartzell Propeller Inc. Model HC-A6A-3 Series Propellers.
Airworthiness Directives; Hartzell Propeller Inc. ( )HC-( )(2,3)(X,V)( )-( ) Series and HA-A2V20-1B Series Propellers with Aluminum Blades
Unsafe Condition: Blade retention area
Why matched: Airworthiness Directives; Hartzell Propeller Inc. ( )HC-( )(2,3)(X,V)( )-( ) Series and HA-A2V20-1B Series Propellers with Aluminum Blades
Airworthiness Directives; Hartzell Propeller, Inc., McCauley Propeller Systems, Sensenich Propeller Manufacturing Company, Inc., and Raytheon Aircraft Company Propellers
Unsafe Condition: Extensive corrosion in the internal bearing bore of the blade, absence of corrosion protection in the internal bearing bore area, cadmium plating on top of deep corrosion pits, poor cadmium plating...
Why matched: Airworthiness Directives; Hartzell Propeller, Inc., McCauley Propeller Systems, Sensenich Propeller Manufacturing Company, Inc., and Raytheon Aircraft Company Propellers
Airworthiness Directives; Hartzell Propeller Inc. Model HC-C2Y(K,R)-1BF/F8477-4 Propellers
Unsafe Condition: TKS (Aircraft De-icing) Ltd. anti-ice boots installed on Hartzell Propeller Inc. model HC-C2Y(K,R)-1BF/F8477-4 propellers using SOCATA-Groupe AEROSPATIALE's TKS Ltd. Procedure P232 may lead to blad...
Why matched: Airworthiness Directives; Hartzell Propeller Inc. Model HC- C2Y(K,R)-1BF/F8477-4 Propellers
Airworthiness Directives; Hartzell Propeller Inc. Model HC-B3TN-5( ) Propellers
Unsafe Condition: In-flight propeller blade separation causing a severe out-of-balance condition, damage to the airplane, and engine shutdown.
Why matched: Airworthiness Directives; Hartzell Propeller Inc. Model HC-B3TN-5( ) Propellers
Airworthiness Directives; Hartzell Propeller Inc. Model HD-E6C-3B/E13890K Propellers
Unsafe Condition: Below-limit propeller flight idle blade angles due to incomplete dimensional checks and nondestructive evaluations during Major Periodic Inspection (overhaul) of model D-1199-2 propeller control un...
Why matched: Airworthiness Directives; Hartzell Propeller Inc. Model HD-E6C-3B/E13890K Propellers