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National Stock Number:
5310-00-221-3153
Federal Supply Class:
5310
National Item Identification Number:
002213153
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:
| 1290497 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 7402817 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | PW519 | 076M6 | BAE SYSTEMS LAND & ARMAMENTS L.P. | | PW519 | 22888 | FMC CORP | | PW519 | 80212 | BAE SYSTEMS LAND & ARMAMENTS L.P. | | B5969 | 82796 | COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE DIV FAIRBANKS MORSE ENGINE | | SKA5029 | 58657 | LEACH INTERNATIONAL CORP | | WPP2640 | 79172 | SIEMENS WATER TECHNOLOGIES CORP. DIV WALLACE & TIERNAN PRODUCTS |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.169 INCHES MINIMUM AND 0.175 INCHES MAXIMUM | | OVERALL DIAMETER | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5045 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 1020 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | THICKNESS | 0.029 INCHES MINIMUM AND 0.032 INCHES MAXIMUM |
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