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 5990-00-874-1878
NSN 6620-00-707-4195
NSN 6240-00-507-8987
NSN 6650-01-235-8494
NSN 2925-01-500-0730
NSN 5985-01-576-8960
NSN 5905-01-589-2113
NSN 6150-00-490-9346
NSN 5999-01-366-8001
NSN 5950-01-101-2726
NSN 6130-00-452-1486
NSN 5985-01-447-8197