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 2925-01-534-7314
NSN 6130-01-158-6139
NSN 5985-01-208-6571
NSN 5996-01-442-0652
NSN 6150-01-188-7317
NSN 2925-01-157-9204
NSN 6135-01-617-0253
NSN 5905-00-611-6132
NSN 5998-01-500-9852
NSN 5895-00-964-8989
NSN 6150-00-140-8270
NSN 4140-01-613-2800