Part Number
Definition:
A WASHER OF ANY PERIPHERAL SHAPE HAVING A CENTRALLY LOCATED HOLE. BOTH BEARING SURFACES ARE PARALLEL AND FLAT, BUT ONE OR BOTH OF THE BEARING SURFACES MUST BE BROKEN BY A COUNTERBORE, COUNTERSINK, OR SIMILARLY SHAPED RECESS. THE THICKNESS MUST NOT EXCEED 25 PER CENT OF THE OUTSIDE DIAMETER OR THE LARGEST OUTSIDE DIMENSION. THE MAXIMUM LIMIT OF THE TOLERANCE OR RANGE APPLIED TO THE THICKNESS AND/OR LARGEST OUTSIDE DIMENSION MUST BE USED TO DETERMINE COMPLIANCE. EXCLUDES WASHER, CONCAVE, RETAINER, PACKING, AND THRUST TYPE WASHERS. SEE ALSO SPACER, SLEEVE; AND SPACER, STEPPED.
CAGE Information
| Code | Company |
|---|---|
| 73842 | GOODYEAR TIRE AND RUBBER CO THE |
Federal Supply Class
Title
NUTS AND WASHERS
Inclusions:
INCLUDES LOCKNUTS; EYE NUTS; PLAIN NUTS; CASTELLATED NUTS; WING NUTS; PLATE NUTS; PUSH ON NUTS; CONCAVE AND CONVEX WASHERS; FLAT WASHERS; KEYED WASHERS; LOCK WASHERS; SHOULDERED WASHERS; SPLIT WASHERS.
Exclusions:
EXCLUDES BEARING THRUST WASHERS (FSC 3120); SHIMS (FSC 5365); RING SPACERS (FSC 5365); PLATE SPACERS (FSC 5365); LOCK RINGS (FSC 5365).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ABPX | MATERIAL THICKNESS | 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| ABMD | RECESS DIAMETER | 0.543 INCHES MINIMUM AND 0.557 INCHES MAXIMUM |
| ABKW | OVERALL HEIGHT | 0.185 INCHES MINIMUM AND 0.191 INCHES MAXIMUM |
| CSTM | RECESS ANGLE | 89.5 DEGREES MINIMUM |
| CQFM | HARDNESS RATING | 27.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 0.940 INCHES MINIMUM AND 0.960 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL OVERALL |
| ABMH | RECESS DEPTH | 0.051 INCHES NOMINAL |
| STYL | STYLE DESIGNATOR | RECESS |
| AAUB | HOLE DIAMETER | 0.443 INCHES MINIMUM AND 0.449 INCHES MAXIMUM |