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: Other articles of iron or steel not wire nesoi
NSN 5925-01-146-4088
NSN 5945-01-598-3874
NSN 2925-00-400-5634
NSN 5935-01-144-5634
NSN 5935-01-429-4197
NSN 5996-01-442-4715
NSN 5835-01-460-6054
NSN 6320-01-331-6947
NSN 5895-01-440-9847
NSN 5915-00-791-3955
NSN 6130-01-167-7526
NSN 6685-01-526-9320