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National Stock Number:
5310-01-263-9148
Federal Supply Class:
5310
National Item Identification Number:
012639148
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:
| WC22-14 | 56878 | SPS TECHNOLOGIES, LLC |
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Techincal Specification:
| HARDNESS RATING | 39.0 ROCKWELL C NOMINAL AND 43.0 ROCKWELL C MINIMUM | | HOLE DIAMETER | 0.877 INCHES MINIMUM AND 0.881 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.775 INCHES MINIMUM AND 1.885 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.099 INCHES MINIMUM AND 0.119 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | RECESS ANGLE | 45.0 DEGREES NOMINAL | | RECESS DIAMETER | 1.023 INCHES MINIMUM AND 1.033 INCHES MAXIMUM | | STYLE DESIGNATOR | RECESSED | | SUPPLEMENTARY FEATURES | MAGNAFLUXED PER MIL-I-6868 | | SURFACE TREATMENT | CADMIUM OVERALL |
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