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National Stock Number:
5310-00-493-9194
Federal Supply Class:
5310
National Item Identification Number:
004939194
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:
| 7524368 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| MATERIAL | PLASTIC PHENOLIC OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | L-P-509,TYPE 2 GRADE LE FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | STYLE DESIGNATOR | RECESSED | | HOLE DIAMETER | 0.656 INCHES NOMINAL | | OUTSIDE DIAMETER | 1.188 INCHES NOMINAL | | RECESS DIAMETER | 0.719 INCHES NOMINAL | | MATERIAL THICKNESS | 0.125 INCHES NOMINAL | | RECESS ANGLE | 90.0 DEGREES NOMINAL |
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