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: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)
NSN 6620-00-188-4201
NSN 5905-01-411-1895
NSN 6685-01-417-7720
NSN 6110-01-142-3853
NSN 5905-01-252-2765
NSN 5999-00-692-6514
NSN 6620-01-441-7896
NSN 6145-01-301-9506
NSN 6105-01-535-7024
NSN 5935-00-840-6365
NSN 2925-00-233-5644
NSN 5925-00-004-6994