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National Stock Number:
5310-00-205-8939
Federal Supply Class:
5310
National Item Identification Number:
002058939
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:
| 250A20 | 15196 | A R F PRODUCTS INC | | 2614199-1 | 98296 | STANDARD MFG CO INC | | 304A286 | 1VPW8 | GENERAL DYNAMICS MISSION SYSTEMS, INC. | | 304A286 | 94990 | MOTOROLA INC. DBA INTEGRATED INFORMATION SYSTEMS GROUP | | 5310002058939 | A00AM | E.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE | | 8436863-4 | 19204 | ARMY, UNITED STATES DEPARTMENT OF THE | | 871511-113 | 02769 | LOCKHEED MARTIN CORPORATION | | 871511-113 | 49671 | LOCKHEED MARTIN CORP LOCKHEED MARTIN INFORMATION SYSTEMS AUTOMATED SPARES |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.502 INCHES MINIMUM AND 0.506 INCHES MAXIMUM | | OVERALL DIAMETER | 0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-636 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | COPPER ALLOY OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | THICKNESS | 0.059 INCHES MINIMUM AND 0.061 INCHES MAXIMUM |
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