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National Stock Number:
5310-00-153-2717
Federal Supply Class:
5310
National Item Identification Number:
001532717
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:
| 1DD777 | 45152 | OSHKOSH CORP | | 5198988 | 72582 | ROLLS-ROYCE SOLUTIONS AMERICA INC | | PC5198988 | C7432 | POWER COMPONENTS (DEUTSCHLAND) GMBH |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM | | HOLE DIAMETER | 0.660 INCHES MINIMUM AND 0.670 INCHES MAXIMUM | | OVERALL DIAMETER | 0.970 INCHES MINIMUM AND 0.980 INCHES MAXIMUM | | PERIPHERAL SHAPE STYLE | ROUND | | SURFACE FINISH | 32.0 MICROINCHES BOTTOM | | SURFACE FINISH | 32.0 MICROINCHES TOP | | SURFACE FINISH | 60.0 MICROINCHES OUTER | | SURFACE FINISH | 60.0 MICROINCHES INNER | | SURFACE TREATMENT | PHOSPHATE OVERALL | | THICKNESS | 0.017 INCHES MINIMUM AND 0.020 INCHES MAXIMUM |
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