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 5835-00-012-1846
NSN 5945-01-387-0820
NSN 5965-01-642-9398
NSN 5915-01-620-4302
NSN 6645-01-487-4341
NSN 6240-00-398-0740
NSN 6610-01-053-0061
NSN 5905-00-994-6175
NSN 6320-01-294-2500
NSN 5925-01-477-3291
NSN 6620-01-615-0596
NSN 6240-01-476-7935