5365-01-426-7538 SPACER,RING Index 5305-01-426-7540 SCREW,MACHINE

National Stock Number:
5310-01-426-7539

Federal Supply Class:
5310

National Item Identification Number:
014267539

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:
125A2-M2.515526METRIC AND MULTISTANDARD COMPONENTS CORP
125ST-M2.515526METRIC AND MULTISTANDARD COMPONENTS CORP
610-000798-P0021EG52SAAB, INC


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER2.7 MILLIMETERS NOMINAL
OVERALL DIAMETER6.0 MILLIMETERS NOMINAL
MATERIALSTEEL OVERALL OR STEEL COMP 304 OVERALL
PERIPHERAL SHAPE STYLEROUND
THICKNESS0.5 MILLIMETERS NOMINAL


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