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 5985-01-383-8965
NSN 2925-00-111-4097
NSN 6130-01-147-8448
NSN 6110-01-649-5337
NSN 6645-01-256-9696
NSN 6220-01-424-0687
NSN 6105-01-437-2539
NSN 6685-00-957-8509
NSN 5996-01-393-7166
NSN 6650-00-241-0970
NSN 7035-01-445-3563
NSN 6135-01-652-4521