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 4140-01-367-5824
NSN 6320-01-513-9166
NSN 5999-01-366-2984
NSN 5920-00-938-8696
NSN 5998-01-567-2091
NSN 6685-01-113-8005
NSN 5960-00-960-6805
NSN 5910-01-498-4084
NSN 5990-00-067-6791
NSN 6650-01-528-0538
NSN 6135-01-491-9360
NSN 5996-00-870-0801