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National Stock Number:
5310-00-391-7660
Federal Supply Class:
5310
National Item Identification Number:
003917660
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:
| 206365 | 31633 | ALINABAL HOLDINGS CORPORATION | | 206365 | 51535 | CREST GOOD MANUFACTURING CO INC | | 206365 | 77445 | RTX CORPORATION | | 206365 | 87739 | SPIROL SHIM CORPORATION | | 206365 | JA269 | TOKYO JUDOI KOGYO K.K. | | 206365 | S0554 | TOKYO JUDOGI KOGYO CO. | | 325692 | 77445 | RTX CORPORATION |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.568 INCHES MINIMUM AND 0.578 INCHES MAXIMUM | | OVERALL DIAMETER | 0.798 INCHES MINIMUM AND 0.808 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 4500 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | COPPER ALLOY 101 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | THICKNESS | 0.029 INCHES MINIMUM AND 0.035 INCHES MAXIMUM |
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