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National Stock Number: 5310-01-481-7486
Federal Supply Class: 5310
National Item Identification Number: 014817486
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:
121107 | 82340 | L3HARRIS TECHNOLOGIES, INC. | 121107-1 | 82340 | L3HARRIS TECHNOLOGIES, INC. |
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Techincal Specification:
CENTER HOLE SHAPE STYLE | ROUND | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | HOLE DIAMETER | 0.390 INCHES NOMINAL | OVERALL DIAMETER | 1.130 INCHES NOMINAL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643,TYPE 17-4 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5659,TYPE 15-5 ASSN STD 2ND MATERIAL RESPONSE OVERALL | MATERIAL | STEEL COMP 630 OR STEEL COMP XM-12 OVERALL | PERIPHERAL SHAPE STYLE | ROUND | SURFACE FINISH | 125.0 MICROINCHES ALL SURFACES | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35,TYPE II FED SPEC SINGLE TREATMENT RESPONSE OVERALL | SURFACE TREATMENT | PASSIVATE OVERALL | THICKNESS | 0.090 INCHES NOMINAL |
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