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National Stock Number:
5310-00-262-6263
Federal Supply Class:
5310
National Item Identification Number:
002626263
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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Techincal Specification:
| HOLE DIAMETER | 0.086 INCHES MINIMUM AND 0.088 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.156 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | 46S18 GRADE 7 TYPED FSCM 56232 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.042 INCHES MINIMUM AND 0.048 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | RECESS DIAMETER | 0.106 INCHES NOMINAL | | RECESS ANGLE | 90.0 DEGREES NOMINAL | | STYLE DESIGNATOR | RECESSED | | SURFACE TREATMENT | OXIDE FILM OVERALL |
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