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National Stock Number:
5310-01-557-9450
Federal Supply Class:
5310
National Item Identification Number:
015579450
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:
| 10019082 | 61C19 | MIL-COTS CORPORATION | | 12759-00705 | 0Y3H3 | FASTENAL COMPANY | | 3008411 | 45152 | OSHKOSH CORP | | 3008411 | 75Q65 | OSHKOSH DEFENSE LLC | | 3011679 | 1EFH8 | GENERAL DYNAMICS LAND SYSTEMS - FORCE PROTECTION INC. | | 33861 | 0Y3H3 | FASTENAL COMPANY | | S000012 | 1EFH8 | GENERAL DYNAMICS LAND SYSTEMS - FORCE PROTECTION INC. | | S000022 | 1EFH8 | GENERAL DYNAMICS LAND SYSTEMS - FORCE PROTECTION INC. |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | COLOR | YELLOW OVERALL | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.567 INCHES MINIMUM AND 0.577 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL DIAMETER | 1.368 INCHES MINIMUM AND 1.405 INCHES MAXIMUM | | SPECIAL FEATURES | 1/2"USS ZINC PLATED THRU HARD HIGH STRENGTH FLAT WASHER | | SURFACE TREATMENT | ZINC OVERALL | | THICKNESS | 0.086 INCHES MINIMUM AND 0.132 INCHES MAXIMUM |
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