5330-00-202-4391 GASKET Index 5310-00-202-4404 WASHER,FLAT

National Stock Number:
5310-00-202-4398

Federal Supply Class:
5310

National Item Identification Number:
002024398

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.


Manufacturer Information:
1003342-118355THE BOEING COMPANY
1651472653GC/WALDOM INC
3050-06811LQK8KEYSIGHT TECHNOLOGIES, INC.
3050-068128480HEWLETT-PACKARD COMPANY
3050-06817ZXR5KEYSIGHT TECHNOLOGIES INC
651472653GC/WALDOM INC
674326824617GENERAL MOTORS CORP
S1003342-118355THE BOEING COMPANY


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.172 INCHES NOMINAL
OVERALL DIAMETER0.375 INCHES NOMINAL
MATERIALCELLULOSE OVERALL
PERIPHERAL SHAPE STYLEROUND
THICKNESS0.031 INCHES NOMINAL


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