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National Stock Number:
5310-20-002-4006
Federal Supply Class:
5310
National Item Identification Number:
200024006
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:
| 10660388 | 56161 | GENERAL DYNAMICS LAND SYSTEMS - CANADA CORPORATION | | 10660388-001 PEW | 56161 | GENERAL DYNAMICS LAND SYSTEMS - CANADA CORPORATION |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 13.0 MILLIMETERS MINIMUM AND 14.0 MILLIMETERS MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | IAW ASTM A36, ASTM A108 GRADE 1016 TO 1022, ASTM A366, MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | OVERALL DIAMETER | 75.0 MILLIMETERS NOMINAL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AS PER SIX DIGIT SUFFIX THAT DISTINGUISHES THE VARIATIO MFR REF SINGLE TREATMENT RESPONSE OVERALL | | THICKNESS | 4.76 MILLIMETERS NOMINAL |
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