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 5915-01-468-5793
NSN 6145-00-152-9954
NSN 5920-01-099-8998
NSN 5855-01-282-4881
NSN 5905-01-171-1813
NSN 6320-01-399-6177
NSN 6135-01-557-3351
NSN 5975-01-383-7158
NSN 7035-00-064-7008
NSN 2925-01-374-2402
NSN 5975-01-399-1160
NSN 6240-01-235-8281