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 6105-01-158-4674
NSN 5950-00-943-9923
NSN 5950-00-686-9945
NSN 5990-00-647-4008
NSN 5998-01-124-8181
NSN 4140-01-038-6029
NSN 5895-01-254-8785
NSN 2925-01-194-9737
NSN 5905-01-599-3258
NSN 5998-01-218-9516
NSN 5990-00-108-5400
NSN 5910-01-394-6109