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National Stock Number:
5310-01-232-5096
Federal Supply Class:
5310
National Item Identification Number:
012325096
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:
| 81A5034A0133 | 80372 | MARINE CORPS |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.105 INCHES NOMINAL | | OVERALL DIAMETER | 0.210 INCHES MINIMUM AND 0.220 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-502,HARD FED SPEC ALL MATERIAL RESPONSES OVERALL | | MATERIAL | COPPER ALLOY 102 OR COPPER ALLOY 104 OR COPPER ALLOY 105 OR COPPER ALLOY 107 OR COPPER ALLOY 110 OR COPPER ALLOY 114 OR COPPER ALLOY 116 OR COPPER ALLOY 120 OR COPPER ALLOY 121 OR COPPER ALLOY 122 OR COPPER ALLOY 123 OR COPPER ALLOY 125 OR COPPER ALLOY 127 OR COPPER ALLOY 128 OR COPPER ALLOY 130 OR COPPER ALLOY 142 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-S-571 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | TIN OVERALL | | THICKNESS | 0.015 INCHES MINIMUM AND 0.025 INCHES MAXIMUM |
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