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National Stock Number:
5310-00-330-4480
Federal Supply Class:
5310
National Item Identification Number:
003304480
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:
| 145505 | 56232 | LOCKHEED MARTIN CORPORATION |
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Techincal Specification:
| HOLE DIAMETER | 0.312 INCHES NOMINAL | | OUTSIDE DIAMETER | 0.875 INCHES NOMINAL | | OVERALL HEIGHT | 0.250 INCHES NOMINAL | | MATERIAL | PLASTIC OVERALL | | RECESS DEPTH | 0.125 INCHES NOMINAL | | RECESS DIAMETER | 0.4843 INCHES NOMINAL | | STYLE DESIGNATOR | RECESSED |
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