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 |
|---|---|
| 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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 | 0.050 INCHES NOMINAL |
| ABPX | MATERIAL THICKNESS | 0.050 INCHES NOMINAL |
| ABKV | OUTSIDE DIAMETER | 0.720 INCHES MINIMUM AND 0.780 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5059,COMP 301,COND 1/4 HARD MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| ABKW | OVERALL HEIGHT | 0.050 INCHES NOMINAL |
| MATT | MATERIAL | STEEL COMP 301 OVERALL |
| AAUB | HOLE DIAMETER | 0.510 INCHES MINIMUM AND 0.520 INCHES MAXIMUM |
| CSTM | RECESS ANGLE | 90.0 DEGREES NOMINAL |
| STYL | STYLE DESIGNATOR | RECESSED |
| ABMD | RECESS DIAMETER | 0.610 INCHES MINIMUM AND 0.620 INCHES MAXIMUM |