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National Stock Number:
5310-00-033-3722
Federal Supply Class:
5310
National Item Identification Number:
000333722
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:
| 53G970860-3 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| HOLE DIAMETER | 0.196 INCHES MINIMUM AND 0.202 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.750 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-530 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.125 INCHES NOMINAL | | MATERIAL | BERYLLIUM AND COPPER OVERALL | | RECESS ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM | | RECESS DIAMETER | 0.386 INCHES MINIMUM AND 0.392 INCHES MAXIMUM | | STYLE DESIGNATOR | RECESSED | | SURFACE TREATMENT | CADMIUM OVERALL |
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