5340-21-908-0083 COVER,ACCESS Index 5340-21-908-0095 RETAINER,HELICAL COMPRESSION SPRING

National Stock Number:
5310-21-908-0084

Federal Supply Class:
5310

National Item Identification Number:
219080084

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:
1050122756161GENERAL DYNAMICS LAND SYSTEMS - CANADA CORPORATION
2402-8238.04S3002GENERAL DYNAMICS EUROPEAN LAND SYSTEMS - MOWAG GMBH


Techincal Specification:
HOLE DIAMETER30.5 MILLIMETERS NOMINAL
INSIDE RIGHT CORNER CHAMFER ANGLE45.0 DEGREES NOMINAL
INSIDE LEFT CORNER CHAMFER ANGLE45.0 DEGREES NOMINAL
MATERIALSTEEL COMP 4140H OVERALL
OUTSIDE LEFT CORNER CHAMFER ANGLE45.0 DEGREES NOMINAL
OUTSIDE RIGHT CORNER CHAMFER ANGLE45.0 DEGREES NOMINAL
OVERALL DIAMETER62.0 MAJOR CENTIMETERS
OVERALL DIAMETER61.7 MAJOR MILS
THICKNESS9.9 MILLIMETERS MINIMUM
THICKNESS10.1 MILLIMETERS MAXIMUM


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