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 5985-01-183-4132
NSN 5990-01-364-0813
NSN 5925-01-401-5314
NSN 6150-01-485-6129
NSN 6110-01-335-6815
NSN 5910-01-562-5788
NSN 5999-00-053-9872
NSN 6320-00-681-1324
NSN 5915-01-048-0106
NSN 5925-00-194-1010
NSN 6620-01-017-4790
NSN 4140-01-130-7858