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 5975-01-371-8284
NSN 5990-01-328-9846
NSN 6220-00-244-2040
NSN 6240-00-932-1331
NSN 6240-01-261-4958
NSN 6145-01-401-3713
NSN 5990-01-315-3754
NSN 5960-01-512-0233
NSN 6220-01-525-5956
NSN 5990-01-633-9503
NSN 6320-01-347-2638
NSN 6620-01-658-8133