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National Stock Number:
5310-01-205-3470
Federal Supply Class:
5310
National Item Identification Number:
012053470
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:
| 732017-17 | 73030 | HAMILTON SUNDSTRAND CORPORATION |
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Techincal Specification:
| PROPRIETARY CHARACTERISTICS | PACS | | OVERALL DIAMETER | 0.454 INCHES MINIMUM AND 0.458 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | HS334,TY 1,FSCM 73030 MFR REF SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | ANODIZE OVERALL | | THICKNESS | 0.085 INCHES MINIMUM AND 0.095 INCHES MAXIMUM | | CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.138 INCHES MINIMUM AND 0.140 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 4117 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | ALUMINUM ALLOY OVERALL | | PERIPHERAL SHAPE STYLE | ROUND |
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