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National Stock Number: 5310-00-637-4113
Federal Supply Class: 5310
National Item Identification Number: 006374113
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:
1155873ISSUE1 | 06KW9 | LUCENT TECHNOLOGIES INC DBA FEDERAL MARKETING GROUP | 1155873ISSUE1 | 3B4M0 | LUCENT TECHNOLOGIES INC CORPORATE HEADQUARTERS | 1155873ISSUE1 | 64959 | AMERICAN TELEPHONE AND TELEGRAPH CO |
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Techincal Specification:
CENTER HOLE SHAPE STYLE | ROUND | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | HOLE DIAMETER | 0.166 INCHES NOMINAL | LENGTH | 0.469 INCHES NOMINAL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-601,TEMPER T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | MATERIAL | ALUMINUM ALLOY 5052 OVERALL | PERIPHERAL SHAPE STYLE | ELLIPTICAL | SPECIAL FEATURES | ONE 0.029 IN. THICK CONCAVE LIP ON OUTER EDGE OF ONE SIDE,OPPOSITE SIDE HAS 0.025 IN. RADIUS ROUNDED BEARING SURFACE ON ONE FACE OF WASHER | WIDTH | 0.375 INCHES NOMINAL | SURFACE TREATMENT | ANODIZE OVERALL | THICKNESS | 0.188 INCHES NOMINAL |
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