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National Stock Number:
5310-01-105-5252
Federal Supply Class:
5310
National Item Identification Number:
011055252
Description:
WASHER,RECESSED
Detail:
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.
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Manufacturer Information:
| 5428091-1 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| HOLE DIAMETER | 0.253 INCHES MINIMUM AND 0.263 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.110 INCHES MINIMUM AND 1.140 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.149 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | RECESS ANGLE | 90.0 DEGREES NOMINAL | | RECESS DIAMETER | 0.323 INCHES MINIMUM AND 0.333 INCHES MAXIMUM | | STYLE DESIGNATOR | RECESSED | | SURFACE FINISH | 125.0 MICROINCHES ALL SURFACES | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL |
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