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 6610-01-462-5980
NSN 6110-01-505-5245
NSN 5960-00-932-3067
NSN 5996-01-031-5840
NSN 5990-00-020-9689
NSN 5998-00-155-6002
NSN 6650-00-769-3003
NSN 5855-00-107-7993
NSN 5999-01-211-2021
NSN 5930-00-542-3901
NSN 6645-01-319-8203
NSN 6620-00-420-1061