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 5895-00-108-6321
NSN 6645-00-408-7443
NSN 6650-01-395-1882
NSN 5990-01-357-6175
NSN 6135-00-145-8884
NSN 5985-01-332-4595
NSN 6645-01-378-4397
NSN 6320-00-905-0543
NSN 5835-01-452-4947
NSN 5945-01-121-0141
NSN 4140-00-027-5150
NSN 5996-01-003-7206