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 2925-01-131-8761
NSN 5998-01-185-4294
NSN 5998-01-383-5888
NSN 6645-01-452-8469
NSN 5996-00-824-5943
NSN 6145-01-034-8201
NSN 6650-01-323-0012
NSN 6220-01-237-6776
NSN 5998-01-523-1550
NSN 5990-00-224-9408
NSN 5835-00-928-5717
NSN 6110-00-627-3625