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National Stock Number:
5310-01-625-5581
Federal Supply Class:
5310
National Item Identification Number:
016255581
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:
| NAS42DD6-5N | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | COLOR | GRAY OVERALL | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.190 INCHES MINIMUM AND 0.196 INCHES MAXIMUM | | OVERALL DIAMETER | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS-WW-T-700/3,TY 1 FED SPEC 1ST MATERIAL RESPONSE OR AMS-QQ-A-225/6 FED SPEC 2ND MATERIAL RESPONSE OVERALL | | MATERIAL | ALUMINUM ALLOY 2024 OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SPACER,SLEEVE,RIVET | | PERIPHERAL SHAPE STYLE | ROUND | | SPECIFICATION/STANDARD DATA | 80205-NAS42 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD | | SURFACE FINISH | 125.0 MICROINCHES ALL SURFACES | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625,TY 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | ANODIZE OVERALL | | THICKNESS | 0.073 INCHES MINIMUM AND 0.083 INCHES MAXIMUM |
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