# JASC 8540: Reciprocating Engine Rear Section

- Type: JASC system/component code (FAA)
- ATA chapter: 85 Reciprocating Engine
- Title in the code table: RECIPROCATING ENGINE REAR SECTION
- Service difficulty reports: 167
- FAA code table: https://www.faa.gov/sites/faa.gov/files/JASC_Code.pdf#page=71
- Page: https://openairdocs.org/jasc/8540

## What it covers

The case or section where accessories and associated engine drives are located. Includes the accessory pads, drives and drive seals but not the accessories. Does not include oil pump, filter or internal lubricating system which are filed in JASC code 8550. Typical parts are seal, gear, drive shaft, case, bearing, spacer. The power recovery turbine (PRT) drive shaft, coupling, and gears are also filed in this code.

## Latest service difficulty reports

- [SDR 2022FA0000165](https://openairdocs.org/sdr/2022FA0000165), Mar 23, 2022: DRIVE SHAFT, CRACKED (N75MG)
- [SDR JU8S20210420255](https://openairdocs.org/sdr/JU8S20210420255), Apr 14, 2021: IMPULSE COUPLING, LOOSE (N533KS)
- [SDR 2020FA0000307](https://openairdocs.org/sdr/2020FA0000307), Jun 16, 2020: DRIVE GEAR, CRACKED (N6911Q)
- [SDR CA180925012](https://openairdocs.org/sdr/CA180925012), Sep 22, 2018: SUPPORT, LOOSE
- [SDR CA151007022](https://openairdocs.org/sdr/CA151007022), Oct 1, 2015: GEARBOX, MAKING METAL
- [SDR CA111206006](https://openairdocs.org/sdr/CA111206006), Nov 30, 2011: BEVEL GEAR, DEFORMED
- [SDR 2011FA0000600](https://openairdocs.org/sdr/2011FA0000600), Sep 16, 2011: BUSHING, DEFECTIVE (N94669)
- [SDR CA110718001](https://openairdocs.org/sdr/CA110718001), Jul 7, 2011: VALVE SEAT, MISSING
- [SDR FXTA20110405005](https://openairdocs.org/sdr/FXTA20110405005), Jun 4, 2010: MOUNT, CRACKED (N141ME)
- [SDR 2009FA0000392](https://openairdocs.org/sdr/2009FA0000392), May 11, 2009: FLANGE, WARPED (N9456B)
- [SDR 2007FA0000820](https://openairdocs.org/sdr/2007FA0000820), Sep 24, 2007: BEARING, DESTROYED (N5147L)
- [SDR 2007FA0000183](https://openairdocs.org/sdr/2007FA0000183), Feb 11, 2007: GEAR, LOOSE (N242SP)
- [SDR 2007FA0000058](https://openairdocs.org/sdr/2007FA0000058), Jan 5, 2007: GEARSHAFT, SEIZED (N423FP)
- [SDR 2006FA0000675](https://openairdocs.org/sdr/2006FA0000675), Jul 3, 2006: BUSHING, SPUN (N3860H)
- [SDR NACA20060039](https://openairdocs.org/sdr/NACA20060039), Jun 3, 2006: CASE, SEPARATED (N2907F)
- [SDR 2007FA0000212](https://openairdocs.org/sdr/2007FA0000212), Dec 21, 2005: SUMP, LEAKING (N8848Z)
- [SDR AU510002007](https://openairdocs.org/sdr/AU510002007), Dec 12, 2005: DRIVE SHAFT, FAILED
- [SDR 05308](https://openairdocs.org/sdr/05308), Nov 4, 2005: SEAL, LEAKING (N9621V)
- [SDR AU510001781](https://openairdocs.org/sdr/AU510001781), Apr 7, 2005: SPRING, BROKEN
- [SDR CA050222011](https://openairdocs.org/sdr/CA050222011), Feb 22, 2005: BOLT, BROKEN
- [SDR 2005FA0000144](https://openairdocs.org/sdr/2005FA0000144), Aug 14, 2004: GEAR SHAFT, BROKEN
- [SDR 2004FA0000764](https://openairdocs.org/sdr/2004FA0000764), Jul 2, 2004: BUSHING, OBSTRUCTED (N915X)
- [SDR AUS20031062](https://openairdocs.org/sdr/AUS20031062), Oct 20, 2003: SEAL, DAMAGED
- [SDR AUS20031054](https://openairdocs.org/sdr/AUS20031054), Sep 24, 2003: BUSHING, SEPARATED
- [SDR 2003FA0001216](https://openairdocs.org/sdr/2003FA0001216), Sep 23, 2003: GEAR, WORN (N7150E)
- [SDR AUS20031059](https://openairdocs.org/sdr/AUS20031059), Aug 28, 2003: GEAR, WRONG PART
- [SDR AUS20030891](https://openairdocs.org/sdr/AUS20030891), Aug 13, 2003: SPACER, WORN
- [SDR J792003F00000](https://openairdocs.org/sdr/J792003F00000), Jun 3, 2003: SEAL, WORN (N95KM)
- [SDR 2002FA0001032](https://openairdocs.org/sdr/2002FA0001032), Sep 3, 2002: COLLAR, MISMANUFACTURED
- [SDR 2002FA0001030](https://openairdocs.org/sdr/2002FA0001030), Aug 29, 2002: GEAR, DAMAGED (N5119X)
- [SDR AUS20021235](https://openairdocs.org/sdr/AUS20021235), Aug 8, 2002: GASKET, DAMAGED
- [SDR 2002FA0000807](https://openairdocs.org/sdr/2002FA0000807), Jun 18, 2002: DRIVE GEAR, SEIZED (N8154J)
- [SDR AUS20020789](https://openairdocs.org/sdr/AUS20020789), Jun 14, 2002: SCREW, FAILED
- [SDR CA020611006](https://openairdocs.org/sdr/CA020611006), Jun 3, 2002: BEVEL GEAR, FAILED
- [SDR CA021003008](https://openairdocs.org/sdr/CA021003008), May 1, 2002: NUT, LOOSE
- [SDR 2002FA0000463](https://openairdocs.org/sdr/2002FA0000463), Apr 10, 2002: SHAFT, FAILED (N29TC)
- [SDR CA020307010](https://openairdocs.org/sdr/CA020307010), Mar 4, 2002: CASTING, CORRODED
- [SDR AUS20020169](https://openairdocs.org/sdr/AUS20020169), Feb 22, 2002: SHAFT, BROKEN
- [SDR AUS20020170](https://openairdocs.org/sdr/AUS20020170), Feb 18, 2002: BEARING, FAILED
- [SDR XGN2002F00000](https://openairdocs.org/sdr/XGN2002F00000), Dec 31, 2001: CRANKCASE, CRACKED (N69RP)
- [SDR LQU2002F00000](https://openairdocs.org/sdr/LQU2002F00000), Dec 1, 2001: PIN, MISSING (N799)
- [SDR YWB2001F00001](https://openairdocs.org/sdr/YWB2001F00001), Sep 24, 2001: ADAPTER, FAILED (N876AN)
- [SDR 2001FA0000230](https://openairdocs.org/sdr/2001FA0000230), Aug 29, 2001: BEVEL GEAR, FAILED (N51WM)
- [SDR 2001FA0000177](https://openairdocs.org/sdr/2001FA0000177), Jul 13, 2001: GEAR, BROKEN (N3556F)
- [SDR AUS20010648](https://openairdocs.org/sdr/AUS20010648), May 31, 2001: GEAR, FAILED
- [SDR 20010613CW005](https://openairdocs.org/sdr/20010613CW005), Apr 13, 2001: DRIVE SHAFT, SEIZED (N6794D)
- [SDR 20010613CW004](https://openairdocs.org/sdr/20010613CW004), Apr 13, 2001: BEARING, SEIZED (N6794D)
- [SDR CA010301035](https://openairdocs.org/sdr/CA010301035), Feb 16, 2001: IDLER GEAR, WORN
- [SDR AU001135](https://openairdocs.org/sdr/AU001135), Nov 27, 2000: SHAFT, FAILED
- [SDR AU001098](https://openairdocs.org/sdr/AU001098), Nov 21, 2000: GEAR, FAILED

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