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National Stock Number:
5310-01-377-7265
Federal Supply Class:
5310
National Item Identification Number:
013777265
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:
| 248-5749540 FIND 32 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 75775CY-10 | 56878 | SPS TECHNOLOGIES, LLC |
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Techincal Specification:
| MATERIAL | IRON ALLOY 660 OVERALL | | SURFACE TREATMENT | ZINC AND | | CHROMATE OVERALL | | STYLE DESIGNATOR | RECESSED | | HOLE DIAMETER | 0.627 INCHES MINIMUM AND | | 0.631 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.052 INCHES MINIMUM AND | | 1.072 INCHES MAXIMUM | | RECESS DIAMETER | 0.778 INCHES MINIMUM AND | | 0.788 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.071 INCHES MINIMUM AND | | 0.085 INCHES MAXIMUM | | RECESS ANGLE | 45.0 DEGREES NOMINAL |
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