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National Stock Number:
5310-00-408-6123
Federal Supply Class:
5310
National Item Identification Number:
004086123
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:
| 2585652-5 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 5710-106-30 | 86928 | SEASTROM MANUFACTURING CO INC | | G440050-7 | 24930 | L3HARRIS TECHNOLOGIES, INC | | 5710-106-30 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.627 INCHES MINIMUM AND 0.635 INCHES MAXIMUM | | OVERALL DIAMETER | 0.844 INCHES MINIMUM AND 0.906 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | CPW52,FSCM 00198 MFR REF 1ST MATERIAL RESPONSE OR QQ-S-766 COND A 1/2 HARD FED SPEC 2ND MATERIAL RESPONSE OR MIL-S-5059 1/4 HARD MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-5059 1/2 HARD MIL SPEC 2ND MATERIAL RESPONSE OR QQ-S-766 COND A 1/4 HARD FED SPEC 3RD MATERIAL RESPONSE OR QQ-S-766 COND A 1/2 HARD FED SPEC 3RD MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OR STEEL COMP 301 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 | 0.028 INCHES MINIMUM AND 0.036 INCHES MAXIMUM |
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