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National Stock Number:
5310-00-569-7348
Federal Supply Class:
5310
National Item Identification Number:
005697348
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:
| 7219521 | 19204 | ARMY, UNITED STATES DEPARTMENT OF THE |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.531 INCHES NOMINAL | | OVERALL DIAMETER | 1.062 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE AND QQ-S-766 FED SPEC 2ND MATERIAL RESPONSE AND QQ-S-766 FED SPEC 3RD MATERIAL RESPONSE AND QQ-S-766 FED SPEC 4TH MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OR STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 316 OVERALL | | PERIPHERAL SHAPE STYLE | DEE | | WIDTH | 0.921 INCHES MINIMUM AND 0.937 INCHES MAXIMUM | | SURFACE TREATMENT | PASSIVATE OVERALL | | THICKNESS | 0.094 INCHES NOMINAL |
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