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 5930-01-288-9900
NSN 6645-00-613-2378
NSN 5835-01-209-6410
NSN 6320-01-504-3948
NSN 5990-00-202-5127
NSN 5935-00-938-7296
NSN 5930-00-793-0209
NSN 5910-01-053-7975
NSN 5935-01-089-3835
NSN 5945-01-430-2222
NSN 6110-01-346-7441
NSN 5960-00-232-9108