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 5920-00-526-9238
NSN 5855-00-185-1560
NSN 6650-00-266-6808
NSN 6105-01-605-3555
NSN 5930-01-195-4846
NSN 5950-01-634-0677
NSN 5905-01-034-4876
NSN 7035-01-462-5573
NSN 5998-00-901-3003
NSN 2925-01-089-6269
NSN 2925-00-934-8383
NSN 2925-01-461-6372