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National Stock Number:
5310-00-245-8655
Federal Supply Class:
5310
National Item Identification Number:
002458655
Description:
WASHER,FLAT
Detail:
A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use SHIM. For items fabricated from ceramic or electrically rated materials by specification or industry standards use INSULATOR (1), WASHER. Excludes DISK, VALVE, graphite impregnated and lubricated items.
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Manufacturer Information:
| 1634068-12 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
| MATERIAL | COPPER ALLOY OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | HALF HARD DWG,1659072,FSCM 10001 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | CENTER HOLE SHAPE STYLE | ROUND | | HOLE DIAMETER | 0.333 INCHES MINIMUM AND | | 0.353 INCHES MAXIMUM | | PERIPHERAL SHAPE STYLE | ROUND | | OVERALL DIAMETER | 0.677 INCHES MINIMUM AND | | 0.697 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | THICKNESS | 0.051 INCHES MINIMUM AND | | 0.080 INCHES MAXIMUM | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | NONMAGNETIC AND OTHER TESTS PER MIL-N-21945 | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 10001 | | DESIGN CONTROL REFERENCE | 1634068-12 |
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