5305-01-015-7982 SETSCREW Index 5305-01-015-7985 SETSCREW

National Stock Number:
5310-01-015-7984

Federal Supply Class:
5310

National Item Identification Number:
010157984

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:
D4326610988CNH INDUSTRIAL AMERICA LLC
T5356710988CNH INDUSTRIAL AMERICA LLC


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HARDNESS RATING38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
HOLE DIAMETER0.646 INCHES MINIMUM AND 0.666 INCHES MAXIMUM
MATERIALSTEEL COMP 1060 OVERALL
PERIPHERAL SHAPE STYLEROUND
PROPRIETARY CHARACTERISTICSPACS
OVERALL DIAMETER1.302 INCHES MINIMUM AND 1.322 INCHES MAXIMUM
THICKNESS0.141 INCHES NOMINAL


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