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National Stock Number:
5310-00-400-5599
Federal Supply Class:
5310
National Item Identification Number:
004005599
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:
| 02161-2156 | 79343 | ASRC FEDERAL FACILITIES LOGISTICS, LLC | | 02161-2156 | 93568 | HARSCO CORP BMY-COMBAT SYSTEMS DIV | | T20217 | 75160 | DEERE & CO | | 2161-2156 | 79343 | ASRC FEDERAL FACILITIES LOGISTICS, LLC | | 2161-2156 | 93568 | HARSCO CORP BMY-COMBAT SYSTEMS DIV |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-698 FED SPEC 1ST MATERIAL RESPONSE AND QQ-S-698 FED SPEC 2ND MATERIAL RESPONSE OR AISI ASSN STD 2ND MATERIAL RESPONSE OR QQ-S-633-CANCELED FED SPEC 2ND MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 1008 OR STEEL COMP 1020 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | OVERALL DIAMETER | 1.719 INCHES MINIMUM AND 1.781 INCHES MAXIMUM | | THICKNESS | 0.219 INCHES MINIMUM AND 0.281 INCHES MAXIMUM |
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