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National Stock Number:
5310-01-587-1826
Federal Supply Class:
5310
National Item Identification Number:
015871826
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:
| 203472-1 | 41VJ4 | SSC THORNTON OPERATING COMPANY LLC | | 203472-1 | 51913 | WALKER POWER SYSTEMS, INC. |
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Techincal Specification:
| SPECIAL FEATURES | MARK PART PER MIL-STD-130, METHOD AND PLACEMENT OPTIONAL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS-2474 OR MIL-DTL-5541F, CLASS 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CHROMIUM OVERALL | | THICKNESS | 0.125 INCHES NOMINAL | | CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.197 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | H-32, ASTM B209 OR ANS-4016 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | ALUMINUM ALLOY 5052 OVERALL | | III PART NAME ASSIGNED BY CONTROLLING AGENCY | WASHER, ISOLATOR, SSR | | PERIPHERAL SHAPE STYLE | ROUND | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL DIAMETER | 0.880 INCHES NOMINAL |
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