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National Stock Number:
5310-00-056-9800
Federal Supply Class:
5310
National Item Identification Number:
000569800
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:
| 00648-4 | 14153 | DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER PHILADELPHIA | | 2935-07 | 72962 | HARVARD INDUSTRIES INC | | DISC F0RM 650 | 14153 | DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER PHILADELPHIA | | DISC FORM 650 | 14153 | DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER PHILADELPHIA |
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Techincal Specification:
| HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 41.0 ROCKWELL C MAXIMUM | | HOLE DIAMETER | 0.565 INCHES MINIMUM AND 0.575 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.792 INCHES MINIMUM AND 0.802 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.140 INCHES MINIMUM AND 0.170 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | RECESS ANGLE | 90.000 DEGREES NOMINAL | | RECESS DIAMETER | 0.637 INCHES NOMINAL | | STYLE DESIGNATOR | RECESSED | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL |
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