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National Stock Number:
5310-01-470-7174
Federal Supply Class:
5310
National Item Identification Number:
014707174
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:
| 10551917 | 56161 | GENERAL DYNAMICS LAND SYSTEMS - CANADA CORPORATION | | J-2049-63 | 76005 | LORD CORPORATION |
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Techincal Specification:
| MATERIAL | STEEL COMP 1008 OR | | STEEL COMP 1009 OR | | STEEL COMP 1010 OR | | STEEL COMP 1011 OR | | STEEL COMP 1012 OR | | STEEL COMP 1013 OR | | STEEL COMP 1015 OR | | STEEL COMP 1016 OR | | STEEL COMP 1017 OR | | STEEL COMP 1018 OR | | STEEL COMP 1019 OR | | STEEL COMP 1020 OR | | STEEL COMP 1022 OR | | STEEL COMP 1023 OR | | STEEL COMP 1524 OR | | STEEL COMP 1025 OR | | STEEL COMP 1026 OR | | STEEL COMP 1021 OVERALL | | SURFACE TREATMENT | ZINC OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B6333,TYPE 1,CLASS FE/ZN 5 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | CENTER HOLE SHAPE STYLE | ROUND | | HOLE DIAMETER | 12.95 MILLIMETERS MINIMUM AND | | 13.47 MILLIMETERS MAXIMUM | | PERIPHERAL SHAPE STYLE | ROUND | | OVERALL DIAMETER | 37.97 MILLIMETERS MINIMUM AND | | 38.23 MILLIMETERS MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | THICKNESS | 3.18 MILLIMETERS NOMINAL |
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