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 6685-00-708-8162
NSN 4140-00-561-9218
NSN 6130-00-886-4470
NSN 5910-00-928-3175
NSN 5945-00-515-2667
NSN 5935-01-236-2690
NSN 5835-01-463-2334
NSN 6240-01-422-1878
NSN 6645-01-486-7029
NSN 6135-01-100-3593
NSN 5920-00-291-1187
NSN 6105-00-156-6460