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 6135-00-812-9039
NSN 5950-01-525-5871
NSN 6145-00-466-2790
NSN 6240-01-381-6815
NSN 5910-01-569-3771
NSN 5855-00-484-8638
NSN 6610-01-412-0058
NSN 5915-01-339-5079
NSN 5996-01-642-4224
NSN 7035-00-096-9986
NSN 6130-01-039-2257
NSN 6620-01-371-5040