Part Number
Definition:
A LOCKING DEVICE WITH TWO KEYS SPACED APPROXIMATELY 180 DEGREES CENTER TO CENTER AND PROTRUDING FROM THE SEATING SURFACE OF THE RING. WHEN INSTALLED THE KEYS MATE WITH COMPANION KEYWAYS IN THE EXTERNAL THREADS OF SCREW THREAD INSERTS, LOCKED-IN STUDS, OR SIMILAR TYPE ITEMS, AND CUT THROUGH SUFFICIENT THREADS OF THE PARENT MATERIAL TAPPED HOLE TO PROVIDE A POSITIVE LOCK BETWEEN THE THREADED BODIES.
CAGE Information
| Code | Company |
|---|---|
| 53711 | NAVAL SEA SYSTEMS COMMAND |
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 |
|---|---|---|
| ABKW | OVERALL HEIGHT | 4.990 INCHES MINIMUM AND 5.010 INCHES MAXIMUM |
| MATL | MATERIAL | STEEL, CORROSION RESISTING |
| AARX | INSIDE DIAMETER | 7.510 INCHES MINIMUM AND 7.520 INCHES MAXIMUM |
| FEAT | SPECIAL FEATURES | KEYWAYS, EQUALLY-SPACED AT 90.0 DEGREES EACH AROUND CIRCUMFERENCE OF ITEM |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | LOWER LOCKING RING |
| AAST | KEY LENGTH | 1.495 INCHES NOMINAL |
| ADGA | OVERALL OUTSIDE DIAMETER | 8.535 INCHES MINIMUM AND 8.545 INCHES MAXIMUM |