A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see gasket. For items manufactured from lubricated plastics, see bearing, washer, thrust. For items manufactured from lubricated felt, see felt, mechanical, preformed. Excludes disk, valve; insulator washer; and shim. See also spacer, plate and spacer, sleeve.
NSN 5960-01-386-5770
NSN 6150-00-224-4887
NSN 5960-01-152-6097
NSN 5990-01-231-9608
NSN 5905-01-622-7674
NSN 6610-00-289-9834
NSN 5905-01-609-2353
NSN 5998-01-290-8646
NSN 4140-00-912-1904
NSN 6150-01-503-5350
NSN 5855-01-199-2046
NSN 5985-01-477-4738