5305-66-150-7818 SCREW,CAP,SOCKET HEAD Index 5310-66-150-7820 WASHER,FLAT

National Stock Number:
5310-66-150-7819

Federal Supply Class:
5310

National Item Identification Number:
661507819

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:
5KP11745152OSHKOSH CORP
5KP11775Q65OSHKOSH DEFENSE LLC
91004Z0655THALES AUSTRALIA - BENDIGO LAND & JOINT SYSTEMS


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
COLORGREEN OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER10.0 MILLIMETERS NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONAS 1237 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
PERIPHERAL SHAPE STYLEROUND
OVERALL DIAMETER20.0 MILLIMETERS NOMINAL
SPECIAL FEATURESHEAT TREATMENT FOR RELIEF OF HYDROGEN EMBRITTLEMENT TO AS 1789
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAS 1789 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTZINC ALLOY OVERALL
THICKNESS2.0 MILLIMETERS NOMINAL


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