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National Stock Number:
5310-00-684-3463
Federal Supply Class:
5310
National Item Identification Number:
006843463
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:
| 10088027 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | 2A5222 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | | 668568 | 60764 | WIGGINS LIFT CO INC | | GKT593 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | | HL18122 PIECE 343 | 93232 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION | | MS51092-1 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HARDNESS RATING | 55.0 ROCKWELL B MAXIMUM | | HOLE DIAMETER | 0.380 INCHES MINIMUM AND 0.400 INCHES MAXIMUM | | OVERALL DIAMETER | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-576,COLD ROLLED FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | COPPER ALLOY OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | THICKNESS | 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM |
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