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 6650-01-487-7510
NSN 6650-01-622-3550
NSN 5905-01-370-1308
NSN 5990-00-373-9787
NSN 6130-01-512-1710
NSN 6145-00-521-0001
NSN 6145-00-413-5094
NSN 5945-00-539-6834
NSN 5920-01-239-2038
NSN 6135-01-422-1440
NSN 6220-01-088-6604
NSN 5935-01-240-7456