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 5975-01-443-6211
NSN 5935-01-118-3159
NSN 5925-00-081-1170
NSN 6610-00-862-5501
NSN 5985-01-559-6498
NSN 5960-01-614-0489
NSN 5996-01-472-8353
NSN 5920-01-599-1559
NSN
NSN 6610-00-023-0076
NSN 6110-00-134-1534
NSN 5895-00-565-9883