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National Stock Number:
5310-01-016-9169
Federal Supply Class:
5310
National Item Identification Number:
010169169
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:
| 418913 | 62983 | EATON AEROSPACE, LLC |
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Techincal Specification:
| FEATURES PROVIDED | CASEHARDENED | | HEAT TREATMENT | AS FABRICATED | | HOLE DIAMETER | 1.910 INCHES MINIMUM AND 1.930 INCHES MAXIMUM | | OUTSIDE DIAMETER | 2.425 INCHES MINIMUM AND 2.435 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.231 INCHES MINIMUM AND 0.232 INCHES MAXIMUM | | MATERIAL | STEEL COMP 630 OVERALL | | RECESS ANGLE | 90.0 DEGREES NOMINAL | | RECESS DIAMETER | 2.198 INCHES NOMINAL | | STYLE DESIGNATOR | RECESSED | | SURFACE FINISH | 63.0 MICROINCHES TOP |
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