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 5855-00-256-5562
NSN 6220-01-348-8243
NSN 5895-01-301-2556
NSN 7035-01-640-9595
NSN 5905-00-308-9901
NSN 6105-01-583-3982
NSN 5998-01-145-0402
NSN 6620-00-349-4703
NSN 6220-01-571-0951
NSN 6145-01-017-2239
NSN 5996-01-108-3380
NSN 6135-01-648-4875