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 6220-01-427-2333
NSN 6105-01-328-8881
NSN 7035-01-443-3052
NSN 6220-01-426-4360
NSN 5965-01-348-0079
NSN 6150-01-634-0575
NSN 5930-01-461-7760
NSN 5975-00-288-5877
NSN 5945-01-378-8164
NSN 6135-01-408-9244
NSN 5895-00-921-6814
NSN 5999-01-400-2507