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: Articles of lead, nesoi
NSN 2925-01-628-7580
NSN 5925-01-560-9372
NSN 6610-01-085-6947
NSN 6110-00-710-1666
NSN 5935-01-219-4205
NSN 5835-01-453-3074
NSN 5965-01-395-6368
NSN 5999-00-907-4079
NSN 5960-01-573-6483
NSN 6135-01-255-9129
NSN 6130-01-578-6111
NSN 5990-01-432-4249