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 5990-00-366-0112
NSN 6620-01-495-3536
NSN 7035-00-064-7008
NSN 5945-00-176-4750
NSN 6135-00-803-3012
NSN 5895-00-151-3934
NSN 5925-01-286-2278
NSN 5925-01-150-8127
NSN 5905-01-297-1713
NSN 5935-01-090-8678
NSN 5895-00-906-1147
NSN 6145-00-936-0083