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National Stock Number:
5310-01-234-0381
Federal Supply Class:
5310
National Item Identification Number:
012340381
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:
| 60-642 PIECE 488 | 27235 | HARDIE-TYNES CO., INC. | | 642-488 | 27235 | HARDIE-TYNES CO., INC. | | CVA-67 PIECE 488 | 27235 | HARDIE-TYNES CO., INC. |
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Techincal Specification:
| MATERIAL | STEEL COMP 304 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | STYLE DESIGNATOR | RECESSED | | HOLE DIAMETER | 0.380 INCHES MINIMUM AND | | 0.385 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.250 INCHES NOMINAL | | OVERALL HEIGHT | 0.312 INCHES NOMINAL | | RECESS DIAMETER | 1.000 INCHES NOMINAL | | RECESS DEPTH | 0.062 INCHES NOMINAL | | SURFACE FINISH | 63.0 MICROINCHES TOP | | 63.0 MICROINCHES BOTTOM |
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