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National Stock Number:
5310-01-513-3111
Federal Supply Class:
5310
National Item Identification Number:
015133111
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:
| 561-6404325-200 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 6404325C06-200 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| HOLE DIAMETER | 0.812 INCHES NOMINAL | | OUTSIDE DIAMETER | 1.750 INCHES NOMINAL | | OVERALL HEIGHT | 0.500 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-D4020, TY-UHMW-PE ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | PLASTIC POLYETHYLENE OVERALL | | RADIUS | 0.040 INCHES MINIMUM AND 0.060 INCHES MAXIMUM | | RECESS DIAMETER | 1.440 INCHES NOMINAL | | SPECIAL FEATURES | CUP SPRING WASHER IS CHAMFERED .25" DEEP (2X.03X45 DEGREES) | | STYLE DESIGNATOR | RECESSED |
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