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National Stock Number:
5310-01-174-8254
Federal Supply Class:
5310
National Item Identification Number:
011748254
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:
| 10110042 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | 42312-393 | 0F3N2 | CREATIVE PRECISION, INC. | | 42312-393 | 64084 | PCX AEROSYSTEMS ENFIELD, LLC | | 42312-393 | 82402 | TRIUMPH GEAR SYSTEMS INC |
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Techincal Specification:
| MATERIAL | STEEL COMP 316 OR | | STEEL COMP 347 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,COND A FED SPEC 1ST MATERIAL RESPONSE OR | | QQ-S-763,COND A FED SPEC 2ND MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | STYLE DESIGNATOR | RECESSED | | HOLE DIAMETER | 0.220 INCHES MINIMUM AND | | 0.230 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.780 INCHES MINIMUM AND | | 0.800 INCHES MAXIMUM | | OVERALL HEIGHT | 0.255 INCHES MINIMUM AND | | 0.265 INCHES MAXIMUM | | RECESS DEPTH | 0.135 INCHES MINIMUM AND | | 0.247 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.137 INCHES MINIMUM AND | | 0.149 INCHES MAXIMUM |
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