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: Other fabricated asbestos fibers; mixtures based on asbstos or on asbestos and magnesium carbonate
NSN 5920-00-786-8241
NSN 4140-01-314-4697
NSN 6110-01-644-5104
NSN 5975-00-271-5981
NSN 5960-01-476-5686
NSN 5975-00-125-0681
NSN 5975-00-613-2345
NSN 6145-01-085-5556
NSN 6240-00-456-2578
NSN 5925-01-170-1532
NSN 5915-01-499-1012
NSN 5910-00-398-0930