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 6220-01-476-7448
NSN 6110-01-257-3928
NSN 6320-01-116-3980
NSN 5990-00-067-6791
NSN 6110-00-412-2305
NSN 6105-01-141-6912
NSN 5965-01-529-9938
NSN 5920-00-166-5050
NSN 6320-00-483-0451
NSN 6645-01-461-0406
NSN 6320-01-608-1935
NSN 5835-00-833-7080