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 5920-01-458-0348
NSN 5996-00-536-4671
NSN 6220-00-079-0178
NSN 6130-00-646-7542
NSN 6645-00-595-5431
NSN 6320-01-067-0474
NSN 5925-00-550-4946
NSN 6610-01-487-6843
NSN 5835-01-561-2959
NSN 5920-00-267-3109
NSN 6645-00-904-2754
NSN 5905-00-289-7407