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National Stock Number:
5310-01-272-5471
Federal Supply Class:
5310
National Item Identification Number:
012725471
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:
| 74A170717-2001 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| HOLE DIAMETER | 0.098 INCHES NOMINAL | | OUTSIDE DIAMETER | 0.750 INCHES NOMINAL | | MATERIAL THICKNESS | 0.054 INCHES NOMINAL | | MATERIAL | PLASTIC ACETAL OVERALL | | RECESS ANGLE | 100.0 DEGREES NOMINAL | | RECESS DIAMETER | 0.227 INCHES NOMINAL | | STYLE DESIGNATOR | RECESSED |
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