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 6240-01-023-5536
NSN 4140-01-364-6064
NSN 5920-01-359-3287
NSN 6105-01-594-2251
NSN 6240-00-269-0980
NSN 5990-00-655-3065
NSN 5925-01-610-2594
NSN 5996-00-621-3898
NSN 5945-01-538-5800
NSN 6610-00-186-9180
NSN 6685-01-467-8789
NSN 5915-01-149-4064