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National Stock Number:
5310-01-591-7358
Federal Supply Class:
5310
National Item Identification Number:
015917358
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:
| 3000064 | 80212 | BAE SYSTEMS LAND & ARMAMENTS L.P. | | 3000064-23 | 076M6 | AMZ ALABAMA INC. | | 3000064-23 | 80212 | BAE SYSTEMS LAND & ARMAMENTS L.P. |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM | | HOLE DIAMETER | 0.771 INCHES MINIMUM AND 0.791 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A829/A829M ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR ASTM A322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS 6350 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS 6351 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS 6345 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 4130 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 8640 OVERALL OR STEEL COMP 8740 OVERALL | | III PART NAME ASSIGNED BY CONTROLLING AGENCY | WASHER, FLAT, SPECIAL PURPOSE | | PERIPHERAL SHAPE STYLE | ROUND | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL DIAMETER | 1.677 INCHES MINIMUM AND 1.697 INCHES MAXIMUM | | THICKNESS | 0.243 INCHES MINIMUM AND 0.257 INCHES MAXIMUM |
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