TM 9-2320-360-24P Section II. REPAIR PARTS LIST (1) (2) ILLUSTRATION (a) (b) FIG    ITEM    SMR NO. NO. CODE (3) NATIONAL STOCK NUMBER (4) CAGE (5) PART NUMBER (6) (7)  (8) DESCRIPTION QTY INC IN USABLE ON CODE UM UNIT GROUP   1501 STEPS 188 1    PAOZZ 5305-00-071-2073 80204 B1821BH050C250N SCREW, CAP, HEX 1/2-13  X   2  1/2 EA 16 188 2 PAOZZ 5310-00-809-5997 96906 MS27183-17 WASHER,   FLAT 1/2 EA 16 188 3 PAOZZ 5310-01-186-5162 72741 217-014 NUT,  PLAIN,  HEX 1/2-13 EA 16 188 4 PFOZZ 2510-01-357-5443 45152 180636OW STEP,  UPPER  LH EA 1 188 4 PFOZZ 2510-01-355-9174 45152 180641OW STEP, UPPER RH EA 1 188 5 PFOZZ 2510-01-355-9173 45152 18O637OW STEP,  LOWER  LH EA 1 188 5 PFOZZ 2510-01-355-9175 45152 1806420W STEP,  LOWER  RH EA 1 2-579