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National Stock Number:
5310-20-003-7789
Federal Supply Class:
5310
National Item Identification Number:
200037789
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:
| 305855-001 | 05257 | GENERAL DYNAMICS LAND SYSTEMS - CANADA CORPORATION |
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Techincal Specification:
| COLOR | BLACK OVERALL | | HOLE DIAMETER | 0.161 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | AISI TYPE 304; ISO 3506 GRADE A2 PROPERTY CLASS 70 | | MATERIAL THICKNESS | 0.101 INCHES MAXIMUM AND 0.085 INCHES MINIMUM | | MATERIAL | CORROSION RESISTANT AUSTENETIC ALLOY | | PART NAME ASSIGNED BY CONTROLLING AGENCY | WASHER, SPECIAL | | OUTSIDE DIAMETER | 0.400 INCHES NOMINAL | | RECESS ANGLE | 82.0 DEGREES NOMINAL | | RECESS DEPTH | 0.074 INCHES NOMINAL | | RECESS DIAMETER | 0.290 INCHES NOMINAL | | STYLE DESIGNATOR | RECESSED | | SURFACE TREATMENT | OXIDE OVERALL |
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