Part Number
Definition:
A LOCKING DEVICE WHICH IS SERRATED ON THE INSIDE AND OUTSIDE DIAMETERS. IT MAY HAVE OUTER SERRATIONS OMITTED ON ONE OR TWO SIDES FOR CLOSE EDGE INSTALLATION. THE INNER SERRATIONS ENGAGE THE MATING SERRATIONS OF BOLTS, INSERTS, NUTS, STUDS OR SIMILAR ITEMS TO BE LOCKED IN PLACE. THE OUTER SERRATIONS BROACH THEIR WAY INTO PARENT MATERIAL WHEN DRIVEN OR PRESSED INTO PLACE.
CAGE Information
| Code | Company |
|---|---|
| 18876 | U S ARMY AVIATION AND MISSILE COMMAN |
Federal Supply Class
Title
BUSHINGS, RINGS, SHIMS, AND SPAC
Inclusions:
INCLUDES EXTERNALLY THREADED RINGS; KEYED AND SERRATED LOCK RINGS; DEE RINGS; INSTRUMENT RETAINING RINGS; SHIM SETS AND ASSORTMENTS; PLATE SPACERS; RING SPACERS; SLEEVE SPACERS; STEPPED SPACERS; SPACER SETS AND ASSORTMENTS; SLEEVE BUSHINGS; MACHINE THREADED BUSHINGS; MACHINE THREADED PLUGS.
Exclusions:
EXCLUDES SLEEVE BEARINGS (FSC 3120); PIPE THREADED PLUGS (FSC 4730); PISTON RINGS (FSC 2520, 2805, 2810, 2815, 2825, 2990, 3040, 4310, AND 4820); RETAINING RINGS (FSC 5325); SHIM STOCK (FSC 9515).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AWPN | INNER SERRATION QUANTITY | 16 |
| SURF | SURFACE TREATMENT | CADMIUM, QQ-P-416, TYPE 2, CLASS 3 |
| AARX | INSIDE DIAMETER | 0.189 INCHES NOMINAL |
| AAVL | PILOT DIAMETER | 0.255 INCHES NOMINAL |
| MATL | MATERIAL | STEEL, QQ-S-637, COMP 1117 |
| AWPM | OUTER SERRATION QUANTITY | 20 |
| ABKW | OVERALL HEIGHT | 0.099 INCHES NOMINAL |
| AWQC | SIDE OUTER SERRATIONS OMITTED FOR CLOSE EDGE INSTALLATION | ONE SIDE |
| ADGA | OVERALL OUTSIDE DIAMETER | 0.308 INCHES NOMINAL |