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National Stock Number:
5310-00-639-6022
Federal Supply Class:
5310
National Item Identification Number:
006396022
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:
| 44A28256 | 27096 | HANDLEY INDUSTRIES INC. | | 44A28256 | 80049 | DEPARTMENT OF THE AIR FORCE | | 44A28256 | 88042 | ARMY AIR FORCE DRAWINGS UNDER CUSTODIANSHIP OF THE AIR FORCE | | 44A28256 | 98752 | WARNER ROBINS AIR LOGISTICS CENTER |
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Techincal Specification:
| HEAT TREATMENT | HALF HARD | | HOLE DIAMETER | 0.141 INCHES MINIMUM AND 0.172 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.609 INCHES MINIMUM AND 0.641 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.059 INCHES MINIMUM AND 0.069 INCHES MAXIMUM | | MATERIAL | COPPER ALLOY 360 OVERALL | | RECESS ANGLE | 90.0 DEGREES NOMINAL | | RECESS DIAMETER | 0.354 INCHES MINIMUM AND 0.364 INCHES MAXIMUM | | STYLE DESIGNATOR | RECESSED |
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