5305-00-655-7255 SCREW,MACHINE Index 5310-00-655-7269 WASHER,FINISHING

National Stock Number:
5310-00-655-7260

Federal Supply Class:
5310

National Item Identification Number:
006557260

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:
3018695019DANA CORP SPICER TRANSMISSION DIV


Techincal Specification:
MATERIALSTEEL OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.781 INCHES NOMINAL
PERIPHERAL SHAPE STYLEROUND
OVERALL DIAMETER1.500 INCHES NOMINAL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
THICKNESS0.119 INCHES NOMINAL
HARDNESS RATING25.0 ROCKWELL C MINIMUM
THE MANUFACTURERS DATA
MANUFACTURERS CODE95019
DESIGN CONTROL REFERENCE30186


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