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National Stock Number:
5310-01-259-9295
Federal Supply Class:
5310
National Item Identification Number:
012599295
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:
| 75A353088-2001 | 23294 | AVALON MACHINE PRODUCTS INC | | 75A353088-2001 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| HOLE DIAMETER | 0.255 INCHES MINIMUM AND 0.262 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.625 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM | | MATERIAL | STEEL COMP 321 OVERALL | | RECESS ANGLE | 99.0 DEGREES MINIMUM AND 102.0 DEGREES MAXIMUM | | RECESS DIAMETER | 0.490 INCHES MINIMUM AND 0.500 INCHES MAXIMUM | | STYLE DESIGNATOR | RECESSED |
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