SECTION II TM 5-4310-379-24P (1) (2) (3) (4) (5) (6) ITEM SMR PART NO CODE CAGEC NUMBER DESCRIPTION AND USABLE ON CODES(UOC) QTY GROUP 01 AIR COMPRESSOR  ASSEMBLY FIG.  57 HYDRAULIC UNLOADER 1 XDFZZ 49576 6285 ..RING, RETAINING ................................ ....................... 1 2 XDFZZ 49576 6304 ..RETAINER ................................ ................................ ... 1 3 PAFZZ 49576 6598 ..SPRING, HELICAL, COMP ................................ .......... 1 4 XDFZZ 49576 6284 ..PIN, STRAIGHT, HEADLE ................................ ........... 1 5 PAFZZ 49576 7958 ..PACKING, PREFORMED................................ ............. 1 6 PAFZZ 49576 6279 ..PISTON, HYDRAULIC MO................................ ........... 1 7 PAFZZ 49576 7690 ..PISTON, HYDRAULIC................................ .................. 1 8 XDFZZ 49576 5453 ..BALL ................................ ................................ ............ 1 9 PAFZZ 49576 6281 ..ROD, PUSH ................................ ................................ . 1 10 PAFZZ 49576 6286 ..PACKING, PREFORMED................................ ............. 1 11 PAFZZ 49576 6283 ..FELT, MECHANICAL, PRE ................................ .......... 2 12 PAFZZ 49576 6097 ..FILTER MEDIA, AIR CO................................ ............... 3 13 XDFZZ 49576 3437 ..CAP................................ ................................ .............. 1 14 XDFZZ 49576 1884 ..SPRING, HELICAL, COMP ................................ .......... 1 15 PAFZZ 49576 1985 ..VALVE, COMPRESSOR ................................ .............. 1 16 XAFZZ 49576 7460 ..BODY, UNLOADER................................ ...................... 1 END OF FIGURE 57-1