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National Stock Number:
5310-00-741-7590
Federal Supply Class:
5310
National Item Identification Number:
007417590
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:
| 1273965 | 12204 | DAIMLER CHRYSLER | | 1380H2 | 56442 | DIAMOND REO TRUCK CO | | 7417590 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | 914081 | 58275 | SASCO INC CANADIAN DIV | | P1766 | 73267 | PARKER MACHINE WORKS | | PR3-4 | 18163 | EATON CORP CONTROLS DIV | | PR34 | 18163 | EATON CORP CONTROLS DIV |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.1835 INCHES MINIMUM AND 0.2035 INCHES MAXIMUM | | OVERALL DIAMETER | 0.396 INCHES MINIMUM AND 0.416 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | COPPER ALLOY 11 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | SPECIAL FEATURES | CHAMFER BOTH SIDES | | THICKNESS | 0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM |
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