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 6220-01-447-2229
NSN 5960-01-041-3048
NSN 5950-01-591-5602
NSN 5915-01-607-7687
NSN 5945-01-354-1450
NSN 6650-01-307-6009
NSN 4140-01-652-2578
NSN 6645-00-429-0172
NSN 5960-01-322-8417
NSN 5975-00-104-5399
NSN 5990-01-239-1474
NSN 5930-00-936-6528