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 5960-01-505-2426
NSN 5915-00-725-0679
NSN 5985-00-185-4492
NSN 6650-01-448-2263
NSN 5990-00-054-4785
NSN 6685-00-453-0178
NSN 5895-01-548-5563
NSN 5996-00-438-3154
NSN 5950-01-371-7587
NSN 6610-01-199-7371
NSN 6220-01-274-7788
NSN 4140-00-526-4505