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National Stock Number:
5310-00-518-7170
Federal Supply Class:
5310
National Item Identification Number:
005187170
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:
| P1372 | 22888 | FMC CORP | | P1372 | 80212 | BAE SYSTEMS LAND & ARMAMENTS L.P. |
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Techincal Specification:
| HEAT TREATMENT | ANNEALED | | HOLE DIAMETER | 0.500 INCHES MINIMUM AND 0.531 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.094 INCHES MINIMUM AND 1.125 INCHES MAXIMUM | | OVERALL HEIGHT | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM | | MATERIAL | COPPER ALLOY OVERALL | | RECESS ANGLE | 90.0 DEGREES NOMINAL | | RECESS DIAMETER | 0.573 INCHES MINIMUM AND 0.583 INCHES MAXIMUM | | SPECIAL FEATURES | OD CHAMFERED 0.016 IN. BY 45 DEG | | STYLE DESIGNATOR | RECESSED |
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