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Following is a list of Hartzell Service Bulletins. All active Hartzell Service Bulletins, Service Letters, Service Instructions, and Service Advisories are available for purchase as part of the Hartzell Technical Documents Library on CD Rom. Contact New Parts Sales at 001 (937) 778-4201 (option 1) or e-mail newpartssales@hartzellprop.com. For related downloadable Service Bulletin Compliance forms, please go to the Hartzell Forms area of our website. NOTE: The following Service Bulletins are arranged in descending numerical order. To open PDF documents, the free Adobe Reader is required. Click here to download and install it.
| Title | Full/Partial | Date | Description | Revision |
|---|---|---|---|---|
| Service Bulletin Index | Full Document | Dec 22, 2015 | Service Bulletin Index | Dec 22, 2015 |
| HC-SB-30-366 | Full Document | Nov 11, 2015 | De-ice – Wire Harness Replacement | |
| HC-SB-30-362 | Full Document | Mar 17, 2015 | De-ice – Wire Harness and De-ice Kit for Korean Aerospace KT-1(C,P,T) | |
| HC-ASB-30-358 | Full Document | Nov 11, 2015 | Anti-ice – Travel Tube Bracket Weldment Replacement | 1 |
| HC-ASB-61-357 | Full Document | Jun 01, 2015 | Propeller – Mounting Torque and Spacer Inspection | |
| HC-SB-61-355 | Full Document | Feb 13, 2015 | Propeller – Introduction of Daher-Socata Strake for TBM700 | 2 |
| HC-SB-30-352 | Full Document | Dec 18, 2014 | Anti-ice – Replacement of Slinger Ring Assembly | 1 |
| HC-ASB-61-351 | Full Document | Mar 7, 2014 | Propeller – Piston Unit Replacement | 1 |
| HC-SB-61-343 | Full Document | Feb 19, 2013 | Propeller – New Mounting Flange Torque | |
| HC-ASB-61-338 | Full Document | Oct 27, 2014 | Propeller – Diaphragm Inspection | 4 |
| HC-ASB-61-332 | Full Document | Dec 13, 2011 | Propeller – Spinner Assembly 835-54(P) installed on Mooney M20( ) aircraft under Hartzell STC SA02414CH-D, | 1 |
| HC-SB-61-331 | Full Document | Apr 01, 2012 | Propeller – Upgrade of 1, 8 Style Hubs to D, A Style Hubs | 1 |
| HC-SB-61-327 | Full Document | Jan 14, 2011 | PROPELLER – INSPECTION OF D-4511(L)(P) SPINNER | |
| HC-ASB-61-322 | Full Document | Aug 28, 2012 | PROPELLER – BLADE REPLACEMENT | 1 |
| HC-SB-61-315 | Full Document | Jul 1, 2015 | Propeller – Hub Pitch Change Bore | 2 |
| HC-ASB-61-313 | Full Document | Jul 15, 2009 | Alert Service Bulletin – Counterweight slug bolt inspection and replacement | 3 |
| HC-SB-61-311 | Full Document | Dec 13, 2011 | Propeller – Replacement of 835-54(P)Spinner Assembly | 5 |
| HC-SB-61-304 | Full Document | Aug 01, 2012 | Propeller – Introduction of an Improved Blade | 1 |
| HC-ASB-61-303 | Full Document | Jun 26, 2008 | Removal of F7691 blades from PHC-(C,G)3YF-1RF propellers under STC SA00852AT and SA09025SC | 1 |
| HC-ASB-61-297 | Full Document | Aug 27, 2012 | Eddy Current Inspection of the area around the Zerk fitting on the Seneca, Seminole and Duchess | 3 |
| HC-SB-61-287 | Full Document | Jun 05, 2009 | Service Bulletin Requiring Optical Comparator Inspection, Blade Radius Inspection, Build-up, Recutting, on E10950 Blades on 1900D. | 4 |
| HC-ASB-61-279 | Full Document | Oct 04, 2005 | Recall of B-3339 LFC manufacturer’s lot 56 and lot 12 – On Wing Inspections | 4 |
| HC-SB-61-272 | Full Document | Mar 16, 2006 | Torque inspection on mounting nuts on Barons due to missing washer at installation | 1 |
| HC-SB-61-269 | Full Document | Aug 27, 2012 | Eddy Current Inspection of fillet radius on all 2-blade non-suffix installed on 360 engines, Duchess 76, Seneca, and Seminole | 6 |
| HC-SB-61-266 | Full Document | May 20, 2013 | Introduces a recurring inspection interval for the blade, propeller hub, and blade retention bearing on HC-( )3YR-(1,2)( ) propellers with ( )7690J composite blades installed on aircraft with the SMA SR305 engine | 2 |
| HC-SB-61-262 | Full Document | Apr 25, 2003 | Inspection of Hartzite blades | |
| HC-ASB-61-259 | Full Document | Nov 13, 2009 | Hub Replacement – Aluminum Hub Part Numbers D-6522-1, D-6522-2, D-6529-1, D-6552-2, D-6559-3 with certain serial numbers | 1 |
| HC-SB-61-241 | Full Document | Dec 21, 1999 | Propellers – Assembly and Installation of HC-D2MV20-3 | |
| HC-SB-61-240 | Full Document | Feb 15, 2012 | Conversion of Aerobatic HC-( )(2,3)YR-1( )propellers | 1 |
| HC-SB-61-232 | Full Document | Mar 20, 1998 | Propeller – Introduction of MV Shank Propellers | |
| HC-SB-61-232 – Table | Full Document | Mar 20, 1998 | Propeller – Introduction of MV Shank Propellers – Table | |
| HC-SB-61-227 | Full Document | Aug 27, 2012 | Eddy Current Inspection of 2-blade compact hubs( )HC-( )2Y( )-( ) | 6 |
| HC-SB-61-217 | Full Document | Sep 10, 2009 | X and V shank propellers, Eddy Current Inspection | 3 |
| HC-SB-61-181A | Full Document | Apr 1, 2014 | Blades – Blade Corrosion Inspection and Repair | 6 |
| SB-165E | Full Document | Dec 22, 2015 | 3-Blade compact hub inspection (grease fitting area) | 2 |
| SB-136I | Full Document | Apr 25, 2003 | Additional blade overhaul and inspection procedures for single and double shoulder blade bores.(Ref. AD 86-05-12, AD 87-05-01, AD 87-16-02, AD 88-24-15, AD 96-18-14) | I |
