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 5999-01-601-2064
NSN 5965-01-231-9125
NSN 5998-00-500-8551
NSN 6650-00-527-8822
NSN 5990-01-106-3786
NSN 6620-01-083-4672
NSN 5935-01-494-4634
NSN 6645-00-971-2023
NSN 5999-01-239-4544
NSN 5965-01-241-9865
NSN 5925-01-608-3822
NSN 5990-01-135-8269