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National Stock Number:
5310-00-931-5515
Federal Supply Class:
5310
National Item Identification Number:
009315515
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:
| 10788090P9 | 89954 | BAE SYSTEMS CONTROLS INC. | | 107B8090P9 | 89954 | BAE SYSTEMS CONTROLS INC. | | 5710-7-16 | 86928 | SEASTROM MANUFACTURING CO INC |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HEAT TREATMENT | COLD DRAWN FULL HARD CONDITION OR COLD DRAWN 1/2 HARD CONDITION | | HOLE DIAMETER | 0.094 INCHES MINIMUM AND 0.100 INCHES MAXIMUM | | OVERALL DIAMETER | 0.130 INCHES MINIMUM AND 0.150 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-766 FED SPEC ALL MATERIAL RESPONSES OVERALL | | MATERIAL | STEEL COMP 301 OR STEEL COMP 302 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-F-14072,FINISH E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THICKNESS | 0.013 INCHES MINIMUM AND 0.016 INCHES MAXIMUM |
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