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 5985-01-652-1544
NSN 5996-01-102-8036
NSN 2925-00-141-9268
NSN 5985-00-277-7371
NSN 5920-01-077-5325
NSN 5930-01-268-0739
NSN 5895-01-160-1682
NSN 5895-01-389-6701
NSN 5985-01-532-7749
NSN 5999-01-611-6933
NSN 6135-01-537-1234
NSN 5915-00-845-7278