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 6145-01-464-3380
NSN 6320-01-092-4101
NSN 5990-00-350-2352
NSN 5835-01-268-1924
NSN 6610-00-408-4775
NSN 4140-00-593-8425
NSN 6220-01-347-4800
NSN 6320-00-646-3311
NSN 6110-01-097-4800
NSN 6130-00-756-8749
NSN 6110-00-147-3149
NSN 5910-01-329-5880