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 6320-01-195-5583
NSN 4140-01-384-3998
NSN 5925-00-458-3146
NSN 5895-00-231-4233
NSN 5975-01-647-9538
NSN 5950-01-224-7057
NSN 6685-01-277-0604
NSN 7035-00-371-7749
NSN 4140-00-399-5994
NSN 5910-00-930-0213
NSN 6620-00-106-9658
NSN 5990-00-968-1253