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 5855-00-221-9435
NSN 6320-01-399-6177
NSN 5935-01-004-8632
NSN 6220-00-251-5600
NSN 6105-00-303-9756
NSN 6220-00-913-8486
NSN 5975-00-226-8429
NSN 5915-01-338-3556
NSN 5895-01-299-3716
NSN 6620-01-364-0195
NSN 6240-00-635-6069
NSN 5905-00-493-5853