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 6620-01-478-0535
NSN 6220-00-902-7328
NSN 5905-01-123-4597
NSN 5985-00-350-8317
NSN 6150-01-184-9275
NSN 5920-00-834-0616
NSN 6320-01-449-1014
NSN 5990-01-185-5346
NSN 5999-01-458-6937
NSN 5960-00-833-9154
NSN 6130-00-611-2447
NSN 5920-00-427-7267