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 6685-01-295-7789
NSN 5990-01-467-7575
NSN 7035-01-559-4902
NSN 5910-01-495-1924
NSN 6650-00-626-1891
NSN 6220-00-060-8123
NSN 5945-00-970-9130
NSN 6650-01-352-4674
NSN 5999-01-485-3562
NSN 6650-01-548-7915
NSN 6135-01-375-6724
NSN 5855-01-027-8414