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 5945-00-363-9481
NSN 6135-00-255-1340
NSN 6620-00-255-5962
NSN 6145-00-524-9130
NSN 5950-01-409-2785
NSN 5935-01-280-8378
NSN 5996-01-547-2045
NSN 5999-00-225-2833
NSN 5855-00-688-9954
NSN 6320-01-519-8767
NSN 6685-01-023-7415
NSN 6685-01-468-8514