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 5965-01-258-5662
NSN 5975-01-219-3401
NSN 5950-01-443-9852
NSN 5975-01-013-9743
NSN 6240-00-244-0483
NSN 6130-00-112-0716
NSN 6130-01-555-6935
NSN 5895-01-231-1093
NSN 5935-01-413-7754
NSN 5855-01-446-7950
NSN 5985-01-090-8285
NSN 5930-01-623-3664