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 7035-01-145-5059
NSN 6130-01-467-2561
NSN 5990-00-052-3143
NSN 5965-00-378-3403
NSN 5996-01-415-4629
NSN 5915-01-484-6542
NSN 5925-01-292-9102
NSN 5945-01-365-6355
NSN 6220-01-013-9498
NSN 5965-01-593-4478
NSN 6685-01-109-2948
NSN 6620-00-983-4171