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National Stock Number:
5310-01-309-8816
Federal Supply Class:
5310
National Item Identification Number:
013098816
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:
| 2995343 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | 6242863-6 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| MATERIAL | STEEL COMP 4130 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OR | | MIL-S-18729 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-81751,TYPE 1,CLASS 4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | COLOR | GRAY/GREY OVERALL | | STYLE DESIGNATOR | RECESSED | | HOLE DIAMETER | 0.501 INCHES MINIMUM AND | | 0.505 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.000 INCHES MINIMUM AND | | 1.010 INCHES MAXIMUM | | RECESS DIAMETER | 0.622 INCHES MINIMUM AND | | 0.632 INCHES MAXIMUM | | RECESS DEPTH | 0.062 INCHES NOMINAL | | MATERIAL THICKNESS | 0.071 INCHES MINIMUM AND | | 0.085 INCHES MAXIMUM | | RECESS ANGLE | 90.0 DEGREES NOMINAL |
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