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National Stock Number:
5310-01-168-1797
Federal Supply Class:
5310
National Item Identification Number:
011681797
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:
| MBEU69731 | 05457 | BRITISH AEROSPACE NORTH AMERICA INC | | MBEU69731 | U1604 | MARTIN-BAKER AIRCRAFT COMPANY LIMITED |
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Techincal Specification:
| BOTTOM RECESS ANGLE | 90.0 DEGREES NOMINAL | | BOTTOM RECESS DIAMETER | 0.530 INCHES NOMINAL | | HOLE DIAMETER | 0.500 INCHES NOMINAL | | MATERIAL THICKNESS | 0.050 INCHES NOMINAL | | MATERIAL | PLASTIC POLYHEXAMETHYLENE ADIPAMIDE OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | OUTSIDE DIAMETER | 0.850 INCHES NOMINAL | | STYLE DESIGNATOR | RECESSED BOTH SIDES | | TOP RECESS ANGLE | 90.0 DEGREES NOMINAL | | TOP RECESS DIAMETER | 0.530 INCHES NOMINAL |
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