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 5910-00-317-7913
NSN 5998-00-615-9251
NSN 5975-01-477-5925
NSN 5835-01-550-5094
NSN 6220-01-429-1294
NSN 5910-01-200-7790
NSN 6685-01-211-6590
NSN 6145-01-381-4572
NSN 6645-00-863-8183
NSN 6150-01-358-2993
NSN 5996-00-137-9142
NSN 5965-01-292-0035