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National Stock Number:
5310-00-033-5329
Federal Supply Class:
5310
National Item Identification Number:
000335329
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:
| C63-105 | 06275 | ALLEN R C INSTRUMENTS INC | | C63-105 | 08AF1 | KELLY MANUFACTURING COMPANY | | C63-105 | 58133 | ALLEN R C CO INC CASH REGISTER DIV | | C63105 | 06275 | ALLEN R C INSTRUMENTS INC | | C63105 | 58133 | ALLEN R C CO INC CASH REGISTER DIV |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.127 INCHES MINIMUM AND 0.129 INCHES MAXIMUM | | OVERALL DIAMETER | 0.188 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-611 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | COPPER ALLOY C OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | THICKNESS | 0.015 INCHES MINIMUM AND 0.017 INCHES MAXIMUM |
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