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National Stock Number:
5310-01-387-3804
Federal Supply Class:
5310
National Item Identification Number:
013873804
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:
| NS202860C-6 | 80539 | SPS TECHNOLOGIES, LLC | | VN948-6 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC |
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Techincal Specification:
| MATERIAL | IRON ALLOY 660 OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | STYLE DESIGNATOR | RECESSED | | HOLE DIAMETER | 0.376 INCHES MINIMUM AND | | 0.380 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.691 INCHES MINIMUM AND | | 0.701 INCHES MAXIMUM | | RECESS DIAMETER | 0.465 INCHES MINIMUM AND | | 0.475 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.071 INCHES MINIMUM AND | | 0.085 INCHES MAXIMUM | | RECESS ANGLE | 40.0 DEGREES MINIMUM AND | | 50.0 DEGREES MAXIMUM |
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