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.
Classification: Articles of aluminum nesoi
NSN 5905-00-377-3793
NSN 6220-01-438-1088
NSN 6110-01-020-8153
NSN 5905-01-054-3805
NSN 6620-01-330-8802
NSN 5855-01-175-2465
NSN 5935-01-144-5634
NSN 6110-01-410-7637
NSN 5905-01-020-8389
NSN 6645-00-903-1696
NSN 5835-01-631-7390
NSN 5895-01-104-9611