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National Stock Number:
5310-00-058-7081
Federal Supply Class:
5310
National Item Identification Number:
000587081
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:
| 10933079 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | 10933079 | T0720 | FNSS SAVUNMA SISTEMLERI ANONIM SIRKETI | | 5310000587081 | A00AM | E.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE | | 5310000587081 | 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 | 0.531 INCHES MINIMUM AND 0.594 INCHES MAXIMUM | | OVERALL DIAMETER | 1.969 INCHES MINIMUM AND 2.031 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-741 GRADE A FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-741 GRADE B FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-741 GRADE C FED SPEC 1ST MATERIAL RESPONSE OR ASTM A242 FED SPEC 2ND MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OR STEEL COMP 321 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | THICKNESS | 0.219 INCHES MINIMUM AND 0.281 INCHES MAXIMUM |
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