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National Stock Number:
5310-01-337-2358
Federal Supply Class:
5310
National Item Identification Number:
013372358
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:
| 13231057-5 | 04939 | LOCKHEED MARTIN CORPORATION | | 13231057-5 | 58260 | PROGRAM MANAGER ADVANCED ATTACK HELICOPTER BARCOM AMCPM-AAH |
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Techincal Specification:
| BOTTOM RECESS ANGLE | 85.0 DEGREES MINIMUM AND 95.0 DEGREES MAXIMUM | | HOLE DIAMETER | 0.381 INCHES MINIMUM AND 0.401 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.720 INCHES MINIMUM AND 0.780 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.130 INCHES MINIMUM AND 0.150 INCHES MAXIMUM | | MATERIAL | PLASTIC NYLON OVERALL | | STYLE DESIGNATOR | RECESSED BOTH SIDES | | TOP RECESS ANGLE | 85.0 DEGREES MINIMUM AND 95.0 DEGREES MAXIMUM |
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