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National Stock Number:
5310-01-350-6878
Federal Supply Class:
5310
National Item Identification Number:
013506878
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:
| 211057710 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 801-6408788-25 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| HOLE DIAMETER | 1.671 INCHES NOMINAL | | OUTSIDE DIAMETER | 2.472 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281,CL A FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.313 INCHES MINIMUM AND 0.318 INCHES MAXIMUM | | MATERIAL | NICKEL ALLOY 400 OVERALL | | RECESS ANGLE | 60.0 DEGREES NOMINAL | | RECESS DEPTH | 0.288 INCHES NOMINAL | | RECESS DIAMETER | 1.748 INCHES MINIMUM AND 1.750 INCHES MAXIMUM | | STYLE DESIGNATOR | RECESSED |
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