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 6130-01-659-6613
NSN 5835-01-657-0245
NSN 6685-01-055-7384
NSN 5920-00-391-6252
NSN 6145-00-846-0974
NSN 6105-01-417-2010
NSN 5905-01-553-0519
NSN 5965-01-628-3624
NSN 5985-01-196-5263
NSN 5975-01-208-7002
NSN 5835-01-641-0073
NSN 5965-01-024-7960