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National Stock Number:
5310-00-883-6766
Federal Supply Class:
5310
National Item Identification Number:
008836766
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:
| 28S2 | 71286 | HOWMET GLOBAL FASTENING SYSTEMS INC | | 336C033H02 | 79500 | WESTINGHOUSE ELECTRIC CORP | | 336C033H02 | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| MATERIAL | STEEL OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | STYLE DESIGNATOR | RECESSED | | HOLE DIAMETER | 0.157 INCHES NOMINAL | | OUTSIDE DIAMETER | 0.511 INCHES NOMINAL | | OVERALL HEIGHT | 0.186 INCHES NOMINAL | | RECESS DEPTH | 0.093 INCHES NOMINAL | | MATERIAL THICKNESS | 0.020 INCHES NOMINAL |
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