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National Stock Number:
5310-01-382-0944
Federal Supply Class:
5310
National Item Identification Number:
013820944
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:
| 6716946-001 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| HOLE DIAMETER | 0.118 INCHES MINIMUM AND 0.126 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.375 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.072 INCHES NOMINAL | | MATERIAL | ALUMINUM ALLOY 6061 OR ALUMINUM ALLOY 2024 OVERALL | | RECESS ANGLE | 100.0 DEGREES NOMINAL | | RECESS DIAMETER | 0.240 INCHES NOMINAL | | STYLE DESIGNATOR | RECESSED | | SURFACE TREATMENT | CHROMATE OVERALL |
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