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 6650-01-642-4304
NSN 5905-00-545-8103
NSN 6620-00-273-8735
NSN 4140-01-654-6292
NSN 5985-01-192-3264
NSN 5910-01-091-3917
NSN 5925-01-290-2355
NSN 5910-01-232-9490
NSN 5915-00-823-4741
NSN 6220-01-479-7249
NSN 6145-01-142-2234
NSN 5930-01-171-5544