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National Stock Number:
5310-01-067-3129
Federal Supply Class:
5310
National Item Identification Number:
010673129
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:
| 11-97-2202 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | | 2641-405-11 ITEM 26 | 96169 | ELECTRIC BOAT CORPORATION | | 2641-809-40 ITEM 25 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.688 INCHES NOMINAL | | OVERALL DIAMETER | 2.000 INCHES MINIMUM AND 2.001 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281,CL A,FORM 6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | CENTER HOLE SHAPE STYLE | ROUND | | MATERIAL | NICKEL ALLOY A OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | SURFACE FINISH | 63.0 MICROINCHES BOTTOM | | SURFACE FINISH | 63.0 MICROINCHES TOP | | THICKNESS | 0.138 INCHES MINIMUM AND 0.142 INCHES MAXIMUM |
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