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 5835-00-532-5910
NSN 6610-01-451-3877
NSN 7035-01-551-2031
NSN 6620-00-185-1671
NSN 6645-00-429-0172
NSN 5975-01-325-3954
NSN 5985-00-872-8896
NSN 6150-01-542-6977
NSN 5835-01-026-0670
NSN 5930-01-587-8042
NSN 6650-01-156-6736
NSN 5935-01-068-3637