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 6240-00-541-7032
NSN 6240-01-434-2361
NSN 5975-01-401-5355
NSN 6220-00-368-4945
NSN 6620-01-141-5747
NSN 6620-01-585-3982
NSN 6150-00-880-1115
NSN 5935-00-284-7315
NSN 5935-01-524-9529
NSN 6610-00-633-4338
NSN 7035-01-628-5662
NSN 5920-00-008-4770