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 6110-00-759-2562
NSN 6320-00-394-8458
NSN 5965-01-168-8180
NSN 5950-01-229-5600
NSN 5999-01-169-6052
NSN 6150-01-539-7539
NSN 7035-00-946-2642
NSN 6130-01-058-2642
NSN 6650-01-361-9336
NSN 6145-00-464-0979
NSN 2925-00-863-8578
NSN 5835-01-501-0526