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National Stock Number:
5310-00-282-6099
Federal Supply Class:
5310
National Item Identification Number:
002826099
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:
| 687364 | 12204 | DAIMLER CHRYSLER | | 7376580 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | MAK80 | 23040 | FORD MOTOR CO FORD PARTS AND SERVICE DIV GOVERNMENT PART SALES | | MAK80 | 24975 | PRESTOLITE ELECTRIC INC | | MAK80 | 57526 | FORD MOTOR COMPANY | | MAK80 | 58275 | SASCO INC CANADIAN DIV | | MAK80 | 68505 | PRESTOLITE ELECTRIC INC |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HARDNESS RATING | 50.0 ROCKWELL R NOMINAL | | HOLE DIAMETER | 0.320 INCHES MINIMUM AND 0.325 INCHES MAXIMUM | | MATERIAL | WOOL OR COTTON OR CELLULOSE OR GLASS OVERALL | | MINIMUM TENSILE STRENGTH | 6000 POUNDS PER SQUARE INCH | | OVERALL DIAMETER | 0.688 INCHES NOMINAL | | PERIPHERAL SHAPE STYLE | ROUND | | THICKNESS | 0.062 INCHES NOMINAL |
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