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 6135-01-511-1975
NSN 6105-01-085-0989
NSN 6130-01-576-4811
NSN 6150-01-427-3764
NSN 6130-01-200-7238
NSN 5835-01-360-2657
NSN 6685-00-557-0760
NSN 5985-00-710-5473
NSN 5960-01-339-3037
NSN 6145-00-278-0697
NSN 6620-01-346-9340
NSN 4140-01-227-1342