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 5925-01-224-1758
NSN 4140-01-339-1293
NSN 5985-01-086-9670
NSN 2925-00-497-7808
NSN 5920-01-588-1028
NSN 2925-00-808-5077
NSN 6320-01-352-5653
NSN 5965-00-644-0339
NSN 6150-00-194-7887
NSN 5990-01-540-1619
NSN 5905-01-099-1620
NSN 5855-01-550-3715