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National Stock Number:
5310-00-373-9181
Federal Supply Class:
5310
National Item Identification Number:
003739181
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:
| 8948241P1 | 24446 | GENERAL ELECTRIC COMPANY | | 8948241P1 | 97424 | AMETEK INC | | CVC754-428E9 | 80378 | TRIUMPH AEROSTRUCTURES, LLC |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HEAT TREATMENT | F-AS FABRICATED | | HOLE DIAMETER | 0.145 INCHES NOMINAL | | OVERALL DIAMETER | 0.427 INCHES MINIMUM AND 0.433 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/1,ALLOY 1100 FED SPEC 1ST MATERIAL RESPONSE AND B12H2E397424,FSCM 30221 MFR REF 2ND MATERIAL RESPONSE OVERALL | | MATERIAL | ALUMINUM OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | SURFACE TREATMENT | ANODIZE OVERALL | | THICKNESS | 0.047 INCHES MINIMUM AND 0.053 INCHES MAXIMUM |
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