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.
NSN 4140-01-378-6386
NSN 6135-00-603-4859
NSN 5925-00-377-6368
NSN 5950-00-159-1407
NSN 5945-01-065-0887
NSN 5895-00-810-0189
NSN 6145-01-393-1346
NSN 5950-00-758-3059
NSN 6320-01-108-5933
NSN 5930-00-636-8888
NSN 6150-01-232-0708
NSN 5998-01-222-1803