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 plastics & articles of other materials of heading 3901 to 3914, nesoi
NSN 6650-01-430-4126
NSN 4140-01-341-6024
NSN 5985-00-734-7479
NSN 6220-01-243-6995
NSN 5985-01-542-1197
NSN 5990-00-411-1676
NSN 4140-01-341-6024
NSN 5960-01-065-7900
NSN 5950-00-264-5646
NSN 5930-01-159-7839
NSN 6110-01-104-4299
NSN 5960-01-614-8005