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.
Classification: Washers other than lock washers, iron or steel
NSN 5960-00-174-1867
NSN 5950-00-999-1635
NSN 5945-01-100-0657
NSN 5895-01-646-7152
NSN 6150-01-375-2261
NSN 6610-00-239-8613
NSN 5905-01-497-4877
NSN 5915-00-441-5849
NSN 5996-01-527-0245
NSN 5965-00-208-4896
NSN 6145-00-842-9981
NSN 5895-00-209-2316