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National Stock Number:
5310-00-191-8297
Federal Supply Class:
5310
National Item Identification Number:
001918297
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:
| 111658 | 12603 | CLARK EQUIPMENT CO | | 111658 | 77237 | DANA OFF HIGHWAY PRODUCTS, LLC | | 4M6953 | 11083 | CATERPILLAR INC |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM | | HOLE DIAMETER | 0.896 INCHES MINIMUM AND 0.916 INCHES MAXIMUM | | OVERALL DIAMETER | 1.480 INCHES MINIMUM AND 1.520 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | 1F359,FSCM 11083 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP E4340 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | THICKNESS | 0.1345 INCHES NOMINAL |
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