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National Stock Number:
5310-01-313-9355
Federal Supply Class:
5310
National Item Identification Number:
013139355
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:
| 231123-3 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
| MATERIAL | STEEL OVERALL | | HOLE DIAMETER | 0.755 INCHES MINIMUM AND | | 0.756 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.748 INCHES MINIMUM AND | | 1.749 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.315 INCHES MINIMUM AND | | 0.335 INCHES MAXIMUM | | RECESS ANGLE | 90.0 DEGREES NOMINAL |
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