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 5835-01-263-1293
NSN 5945-01-115-1010
NSN 5930-01-186-3875
NSN 5910-00-107-2715
NSN 6610-01-461-8180
NSN 5999-00-492-2922
NSN 5905-00-892-1654
NSN 5985-00-153-0864
NSN 6645-01-309-6455
NSN 5910-00-119-4498
NSN 2925-01-400-2286
NSN 6620-01-357-7751