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 5855-01-572-5390
NSN 5835-00-683-4612
NSN 6150-01-600-1418
NSN 6145-01-500-5612
NSN 6320-00-456-2092
NSN 5905-00-097-1174
NSN 5910-01-514-7309
NSN 5950-01-121-4795
NSN 5855-01-543-3338
NSN 5905-00-428-4820
NSN 5975-00-410-6172
NSN 5920-00-863-8848