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 5945-01-577-0113
NSN 2925-00-258-4773
NSN 7035-01-230-0250
NSN 5930-00-226-4228
NSN 6685-01-508-4166
NSN 6620-01-481-1358
NSN 5930-01-137-6542
NSN 5895-00-005-2945
NSN 6110-01-063-8309
NSN 6610-00-034-3709
NSN 5935-01-450-6691
NSN 5960-00-553-7338