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National Stock Number:
5310-00-039-5399
Federal Supply Class:
5310
National Item Identification Number:
000395399
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:
| 10116507 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | S8157C9-020A | 70210 | HONEYWELL INTERNATIONAL INC. | | S8157C9-020A | 72599 | ALLIEDSIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.088 INCHES MINIMUM AND 0.092 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/11 T6 COND T FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | ALUMINUM ALLOY 6061 OVERALL | | OVERALL DIAMETER | 0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM | | PERIPHERAL SHAPE STYLE | ROUND | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-C-5541 MIL SPEC 2ND TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | | | THICKNESS | 0.018 INCHES MINIMUM AND 0.022 INCHES MAXIMUM |
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