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 6240-01-370-0511
NSN 5996-01-610-6641
NSN 5975-01-414-2007
NSN 5998-01-201-2176
NSN 5895-01-153-2249
NSN 6145-01-544-9390
NSN 5895-01-070-4599
NSN 5855-01-419-5285
NSN 6650-00-066-4999
NSN 5975-00-809-1000
NSN 5950-00-543-3447
NSN 6610-00-488-9528