Part Number
Part Number:
NSN:
NIIN:
Item Name:
WASHER , RECESSED
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 |
|---|---|
| 81755 | LOCKHEED MARTIN CORPORATION DBA LOCK |
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.238 INCHES MINIMUM AND 0.248 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 0.352 INCHES MINIMUM AND 0.382 INCHES MAXIMUM |
| ABMD | RECESS DIAMETER | 0.278 INCHES MINIMUM AND 0.293 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM |
| CSTM | RECESS ANGLE | 88.0 DEGREES MINIMUM AND 92.0 DEGREES MAXIMUM |
| MATT | MATERIAL | ALUMINUM ALLOY 6061 OVERALL |
| STYL | STYLE DESIGNATOR | RECESS |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE OVERALL OR QQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |