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: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5965-00-630-7872
NSN 6130-01-375-2093
NSN 5920-00-937-3713
NSN 5985-01-536-8912
NSN 5998-01-505-0275
NSN 6105-00-964-9786
NSN 6135-01-189-5567
NSN 5855-00-962-5792
NSN 5999-00-554-9966
NSN 5935-00-087-5366
NSN 5975-01-364-8662
NSN 6150-00-153-0298