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National Stock Number:
5310-00-298-8903
Federal Supply Class:
5310
National Item Identification Number:
002988903
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:
| 2R1033 | 11083 | CATERPILLAR INC | | 5297086 | 24617 | GENERAL MOTORS CORP | | 8338570 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | 5297086 | 77060 | GENERAL MOTORS CORP PACKARD ELECTRIC DIV | | 5310002988903 | A00AM | E.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE | | 5310002988903 | SCY13 | E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.095 INCHES MINIMUM AND 0.105 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-613 FED SPEC 1ST MATERIAL RESPONSE OVERALL OR QQ-B-613 FED SPEC 2ND MATERIAL RESPONSE OVERALL OR QQ-B-613 FED SPEC 3RD MATERIAL RESPONSE OVERALL OR QQ-S-698 FED SPEC 4TH MATERIAL RESPONSE OVERALL OR QQ-S-698 FED SPEC 5TH MATERIAL RESPONSE OVERALL OR QQ-S-698 FED SPEC 6TH MATERIAL RESPONSE OVERALL OR QQ-S-698 FED SPEC 7TH MATERIAL RESPONSE OVERALL OR QQ-S-698 FED SPEC 8TH MATERIAL RESPONSE OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL DIAMETER | 0.325 INCHES MINIMUM AND 0.335 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | THICKNESS | 0.027 INCHES MINIMUM AND 0.037 INCHES MAXIMUM |
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