National Item Identification Number

00-042-8659

National Stock Number

Item Name

WASHER,FLAT

Federal Supply Class

5310

Description

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.

Commercial and Government Entity Code (Supplier Data)

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60532

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AMERICAN STANDARD INC
DBA TRANE DIV COMMERCIAL SYSTEMS
3600 PAMMEL CREEK RD
LA CROSSE
WI
54601
651-407-3827

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60532

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AMERICAN STANDARD INC
DBA TRANE DIV COMMERCIAL SYSTEMS
3600 PAMMEL CREEK RD
LA CROSSE
WI
54601
651-407-3827

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Reference Numbers (Part Numbers)

D4524-6456
WAS234

Required Categories

MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
HARDNESS RATING
HOLE DIAMETER;

Required Description

RUBBER SYNTHETIC OVERALL
417,GR SC515A1BC1F2Z MIL STD SINGLE MATERIAL RESPONSE