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National Stock Number:
5310-00-483-2266
Federal Supply Class:
5310
National Item Identification Number:
004832266
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:
| 10900409 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | 203078A | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | | 6B4196 | 11083 | CATERPILLAR INC | | 5310004832266 | A00AM | E.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM | | HOLE DIAMETER | 0.656 INCHES NOMINAL | | OVERALL DIAMETER | 1.062 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD 1ST MATERIAL RESPONSE AND SAE ASSN STD 2ND MATERIAL RESPONSE OR QQ-S-777 FED SPEC 2ND MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 1045 OR STEEL COMP 1065 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-Z-325,TY 2,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-416,TY 2,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | ZINC OR CADMIUM OVERALL | | THICKNESS | 0.094 INCHES NOMINAL |
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