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 6150-01-547-4043
NSN 6320-01-476-7702
NSN 5998-01-122-9345
NSN 5930-00-702-5204
NSN 5935-01-634-0668
NSN 6645-00-010-3054
NSN 6150-00-703-8360
NSN 5998-00-262-9608
NSN 2925-01-113-6904
NSN 5985-01-582-6852
NSN 6105-01-020-3558
NSN 6135-01-084-1609