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National Stock Number:
5310-00-248-3133
Federal Supply Class:
5310
National Item Identification Number:
002483133
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:
| 1561927 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 1.005 INCHES MINIMUM AND 1.025 INCHES MAXIMUM | | OVERALL DIAMETER | 1.190 INCHES MINIMUM AND 2.010 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-T-5684,CLASS A MIL SPEC 1ST MATERIAL RESPONSE OR ASTM A240 ASSN STD 2ND MATERIAL RESPONSE OR QQ-S-766,COND A,FINISH NO. 2 FED SPEC 3RD MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OR STEEL COMP 304 OR STEEL COMP 302 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THICKNESS | 0.053 INCHES MINIMUM AND 0.073 INCHES MAXIMUM |
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