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 5950-00-103-1582
NSN 7035-01-526-9270
NSN 6610-01-174-1622
NSN 6685-00-099-0427
NSN 6320-01-506-9439
NSN 6650-00-654-6950
NSN 5915-01-236-9454
NSN 5965-01-580-4774
NSN 6650-00-977-7533
NSN 5930-00-917-4940
NSN 5985-01-273-8814
NSN 6105-01-481-1337