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 6650-01-089-8890
NSN 6645-01-516-9431
NSN 5999-00-036-8454
NSN 6150-01-462-0187
NSN 5990-00-862-3271
NSN 5835-00-247-0161
NSN 5990-00-147-3144
NSN 5905-00-299-8000
NSN 6220-01-616-4557
NSN 6110-01-432-2125
NSN 5996-00-636-4849
NSN 5925-01-026-0891