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 5835-00-909-8088
NSN 5920-01-076-2679
NSN 5965-01-364-3002
NSN 6135-00-681-2702
NSN 5925-01-082-9349
NSN 6685-00-487-4472
NSN 4140-01-568-3803
NSN 6150-00-575-8961
NSN 6135-01-574-6577
NSN 6320-00-405-2348
NSN 5930-01-230-9032
NSN 5950-01-642-0685