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 5945-01-571-8594
NSN 6220-00-044-2757
NSN 5835-01-227-4752
NSN 5945-00-992-1994
NSN 6240-00-400-7980
NSN 5930-01-594-3694
NSN 5895-01-095-3768
NSN 4140-01-383-4738
NSN 6110-01-142-2550
NSN 4140-01-090-3866
NSN 6610-01-078-9238
NSN 4140-01-519-1870