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National Stock Number:
5310-00-524-0236
Federal Supply Class:
5310
National Item Identification Number:
005240236
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:
| 10468 | 82423 | KLEINSCHMIDT INC | | 204B1057 | 1VPW8 | GENERAL DYNAMICS MISSION SYSTEMS, INC. | | 204B1057 | 94990 | MOTOROLA INC. DBA INTEGRATED INFORMATION SYSTEMS GROUP | | NE949-3427-2 | 82005 | ALLARD NAZARIAN GROUP, INC. | | SM-B-154725 REV B | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR | | SMB154725 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HARDNESS RATING | 56.0 ROCKWELL B MINIMUM AND 74.0 ROCKWELL B MAXIMUM | | HOLE DIAMETER | 0.360 INCHES MINIMUM AND 0.375 INCHES MAXIMUM | | OVERALL DIAMETER | 0.609 INCHES MINIMUM AND 0.641 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-613 FED SPEC ALL MATERIAL RESPONSES AND QQ-C-502 FED SPEC ALL MATERIAL RESPONSES OVERALL | | MATERIAL | COPPER OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | THICKNESS | 0.031 INCHES NOMINAL |
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