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National Stock Number:
5310-01-152-0599
Federal Supply Class:
5310
National Item Identification Number:
011520599
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:
| 15083 | 76760 | NEW VENTURE GEAR INC NEW PROCESS GEAR DIV |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HARDNESS RATING | 75.7 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 79.3 ROCKWELL SUPERFICIAL 30-N MAXIMUM | | HOLE DIAMETER | 0.446 INCHES NOMINAL | | OVERALL DIAMETER | 0.610 INCHES MINIMUM AND 0.620 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 1074 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | P.S. 1462,FSCM 76760 MFR REF SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | OXIDE OVERALL | | THICKNESS | 0.060 INCHES MINIMUM AND 0.062 INCHES MAXIMUM |
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