Hartzell Propeller, Inc. |
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AD Number Rec Description Effective Date Model: ()HC-C3Y TC: P25EA Date: 12/18/95 Revision: 11 93-16-14 Superseded by AD 94-17-13 08/06/93 94-17-13 + Grease fitting hole cracks 01/21/94 97-18-02 + Blade shank & clamp cracks 09/11/97 Model: ()HC()()y() HC models with y shank blades TC N/A: - - 77-12-06 Blade shank cracks 09/10/76 93-16-14 Superseded by AD 94-17-13 08/06/93 94-17-13 Grease fitting hole cracks 01/21/94 Model: ()HC-()()(x,v) HC models with x or v shank blades TC N/A: - - 85-14-10 R2 + Blade clamp 01/01/86 97-18-02 + Blade shank & clamp cracks 09/11/97 Model: ()HC-()(2,3)(x,v)()-() TC N/A: - - 97-18-02 + Blade shank & clamp cracks 09/11/97 Model: EHC-A3V Series TC: P6EA Date: 05/05/87 Revision: 11 75-17-34 + Superseded by 97-18-02 08/14/75 77-14-07 + Superseded by 97-18-02 07/14/77 97-18-02 + Blade shank & clamp cracks 09/11/97 Model: HC-B3M Series TC: P9NE Date: 07/24/85 Revision: 1 96-18-14 Hub replacement & blade clamp inspection 10/16/96 Model: HC-B3T Series TC: P15EA Date: 05/18/95 Revision: 18 83-08-01 R1 Attach bolt fatigue 04/28/83 86-05-12 Blade separation 06/27/86 88-24-15 + Blade separation 11/18/88 96-15-04 Propeller blade shank inspection 07/29/96 96-18-14 Hub replacement & blade clamp inspection 10/16/96 Model: ()HC-C3Y TC: P25EA Date: 12/18/95 Revision: 11 93-16-14 Superseded by AD 94-17-13 08/06/93 94-17-13 + Grease fitting hole cracks 01/21/94 97-18-02 + Blade shank & clamp cracks 09/11/97 Model: HC-E3Y TC: P33EA Date: 03/23/94 Revision: 10 93-16-14 Superseded by AD 94-17-13 08/06/93 94-17-13 + Grease fitting hole cracks 01/21/94 97-18-02 + Blade shank & clamp cracks 09/11/97 Model: HC-F3Y TC: P31EA Date: 09/15/82 Revision: 7 93-16-14 Superseded by AD 94-17-13 08/06/93 94-17-13 + Grease fitting hole cracks 01/21/94 97-18-02 + Blade shank & clamp cracks 09/11/97 Model: HC-H3Y TC: P35EA Date: 09/15/82 Revision: 5 93-16-14 Superseded by AD 94-17-13 08/06/93 94-17-13 + Grease fitting hole cracks 01/21/94 97-18-02 + Blade shank & clamp cracks 09/11/97 Model: HC-I3Y TC: P33EA Date: 03/23/94 Revision: 10 93-16-14 Superseded by AD 94-17-13 08/06/93 94-17-13 + Grease fitting hole cracks 01/21/94 97-18-02 + Blade shank & clamp cracks 09/11/97 Model: HC-B4T Series TC: P40EA Date: 11/10/95 Revision: 10 83-08-01 R1 Attach bolt fatigue 04/28/83 87-15-05 R1 Mid-blade failure 12/02/87 93-01-09 Superseded by AD 95-01-02 04/20/93 93-09-04 Superseded by AD 95-01-02 08/06/93 93-12-01 Superseded by AD 95-01-02 10/14/93 94-03-11 Fatigue cracks (See 94-03-11 C1) 94-03-11 C1 Correction to AD 94-03-11 02/28/94 95-01-02 + Inner hub arm bore 01/27/95 95-03-03 + Propeller blade and hub assemblies 03/17/95 96-18-14 Hub replacement & blade clamp inspection 10/16/96 Model: HC-B4M Series TC: P56GL Date: 06/20/96 Revision: 7 83-08-01 R1 Attach bolt fatigue 04/20/83 87-15-04 Pitch change rod 07/31/87 96-18-14 Hub replacement & blade clamp inspection 10/16/96 Model: HC-B5M Series TC: P44GL Date: 01/21/97 Revision: 5 83-08-01 R1 Attach bolt fatigue 04/28/83 86-06-02 Propeller separation 03/28/86 87-05-01 Blade separation near hub 03/12/87 87-16-02 Blade separation near hub 07/31/87 96-15-04 Propeller blade shank inspection 07/29/96 96-18-14 Hub replacement & blade clamp inspection 10/16/96 Model: HC-B3Z Series TC: P-907 Date: 03/06/81 Revision: 14 61-03-03 B-1803 Cylinder failure 02/13/61 63-13-03 Blade slippage and shank failures 07/31/63 67-06-04 Blade shank failure 02/21/67 Model: HC-C2Y TC: P-920 Date: 04/25/96 Revision: 21 64-20-01 Plastic pitch change blocks 08/28/64 90-02-23 L Hubs 01/22/90 97-18-02 + Blade shank & clamp cracks 09/11/97 Model: HC-E2Y Series TC: P9EA Date: 04/30/87 Revision: 11 64-20-01 Plastic pitch change blocks 08/28/64 71-21-09 Loss of air charge 06/27/72 90-02-23 L Hubs 01/22/90 97-18-02 + Blade shank & clamp cracks 09/11/97 Model: HC-D4N Series TC P10NE Date: 023/02/96 Revision: 5 96-15-04 Propeller blade shank inspection 07/29/96 Model: HC-E4 Series TC: P10NE Date: 023/02/96 Revision: 5 94-10-01 Blade pitch change knob 06/22/94 96-15-04 Propeller blade shank inspection 07/29/96 Model: HC-12X20 Series TC: P-845 Date: 01/01/77 Revision: 18 56-17-03 + Valve tube A-57/vibration 01/01/56 58-07-01 Fatigue failure of split rings 01/01/58 59-01-03 Failure of split rings 02/15/59 59-26-01 Hub spider failure 03/01/60 64-28-01 Hub spider failure 01/15/65 65-21-04 A-38 bearing failure 11/30/91 68-19-04 Superseded bu 97-18-02 09/13/68 97-18-02 + Blade shank & clamp cracks 09/11/97 Model: HC-13X20 Series TC: P-888 Date: 03/01/77 Revision: 7 58-07-01 Fatigue failure of split rings 01/01/58 59-01-03 Failure of split rings 02/15/59 68-19-04 Superseded bu 97-18-02 09/13/68 97-18-02 + Blade shank & clamp cracks 09/11/97 Model: HC-82V Series TC: P23EA Date: 09/15/82 Revision: 4 68-19-04 Superseded bu 97-18-02 09/13/68 97-18-02 + Blade shank & clamp cracks 09/11/97 Model: HC-82X TC: P-878 Date: 03/06/81 Revision: 25 53-15-03 Pitch change link screws 08/01/53 58-06-02 A-159 split ring failure 01/01/58 58-07-01 Fatigue failure of split rings 01/01/58 58-09-02 Piston guide rod 09/01/58 59-01-03 Failure of split rings 02/15/59 59-09-03 Mounting bolts 01/01/61 60-16-04 Cast guide collars 08/30/60 68-19-04 Superseded bu 97-18-02 09/13/68 97-18-02 + Blade shank & clamp cracks 09/11/97 Model: HC-B3W Series TC: P2EA Date: 09/15/82 Revision: 7 67-06-04 Blade shank failure 02/21/67 Model: HC-83X Series TC: P-884 Date: 03/06/81 Revision: 14 57-08-04 RG-50 safety link bar 05/15/57 58-07-01 Fatigue failure of split rings 01/01/58 59-01-03 Failure of split rings 02/15/59 68-19-04 Blade shank cracks 09/13/68 97-18-02 + Blade shank & clamp cracks 09/11/97 Model: BHC-92WK Series TC: P16EA Date: 03/31/84 Revision: 7 73-02-01 Superseded by AD 95-11-08 01/19/75 95-11-08 + Blade shank failure 06/12/95 Model: HC-92WK TC: P16EA Date: 05/31/84 Revision: 7 73-02-01 Superseded by AD 95-11-08 01/19/75 95-11-08 + Blade shank failure 06/12/95 Model: HC-92Z Series TC: P-892 Date: 03/06/81 Revision: 15 60-16-04 Cast guide collars 08/30/60 73-02-01 Superseded by AD 95-11-08 01/19/75 95-11-08 + Blade shank failure 06/12/95 Model: HC-93Z Series TC: P-891 Date: 03/06/81 Revision: 13 57-08-04 RG-50 safety link bar 05/15/57 58-04-02 A-1307 split ring failure 01/01/58 61-03-03 B-1803 cylinder failure 02/13/61 63-13-03 Blade slippage and shank failure 07/23/63 67-06-04 Blade shank failure 02/21/67 Model: PHC-A3V TC: P6EA Date: 05/05/87 Revision: 11 68-13-02 Superseded by 97-18-02 06/25/68 68-19-04 Superseded by 97-18-02 09/13/68 97-18-02 + Blade shank & clamp cracks 09/11/97 Model: BHC-A2X TC: P-908 Date: 03/06/81 Revision: 13 68-19-04 Superseded by 97-18-02 09/13/68 97-18-02 + Blade shank & clamp cracks 09/11/97 Model: HC-A2X TC: P-908 Date: 03/06/81 Revision: 13 68-19-04 Superseded by 97-18-02 09/13/68 97-18-02 + Blade shank & clamp cracks 09/11/97 Model: HC-A3V TC: P6EA Date: 05/05/87 Revision: 11 68-19-04 Superseded by 97-18-02 09/13/68 96-18-14 Hub replacement & blade clamp inspection 10/16/96 97-18-02 + Blade shank & clamp cracks 09/11/97 Model: HC-A3X TC: P-913 Date: 05/31/84 Revision: 14 68-19-04 Superseded by 97-18-02 09/16/68 97-18-02 + Blade shank & clamp cracks 09/11/97 Model: HC-D3X TC: P1EA Date: 09/15/82 Revision: 4 68-19-04 Superseded by 97-18-02 09/13/98 97-18-02 + Blade shank & clamp cracks 09/11/97 Model: HA-A2V20-1B TC: P59GL Date: 07/13/82 Revision: 2 97-18-02 Blade shank & clamp cracks 09/11/97 Model: T10176 Blades TC N/A: - - 70-05-06 Blade inspection 03/11/70 72-08-04 Blade failure 04/11/72 Model: T10176H Blades TC N/A: - - 70-05-06 Blade inspection 03/11/70 74-14-01 Blade cracks and failures 08/22/74 Model: T10173 Blades TC N/A: - - 72-08-04 Blade failure 04/11/72 Model: T10173H Blades TC N/A: - - 74-14-01 Blade cracks and failures 08/22/74 Model: T10178H Blades TC N/A: - - 74-14-01 Blade cracks and failures 08/22/74 Model: T10282H Blades TC N/A: - - 74-14-01 Blade cracks and failures 08/22/74 Model: LT1057 TC N/A: - - 87-15-05 R1 Mid-blade Failure 09/30/87
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