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 5920-00-489-2202
NSN 6685-01-574-1577
NSN 6150-00-655-2914
NSN 6645-01-204-7094
NSN 6145-01-291-0809
NSN 5835-00-257-2852
NSN 5935-01-519-2522
NSN 5905-00-931-2780
NSN 5910-01-526-9477
NSN 6135-01-466-1153
NSN 5985-00-500-7069
NSN 5985-01-004-9414