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 6685-01-227-2621
NSN 5905-01-183-2137
NSN 5935-01-277-8170
NSN 6110-00-727-6992
NSN 6650-01-417-9115
NSN 5975-01-129-2496
NSN 5996-00-383-6173
NSN 6130-01-230-3210
NSN 6105-00-479-8991
NSN 5965-01-121-2511
NSN 6240-00-187-4306
NSN 6145-00-473-8709