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 4140-00-026-0286
NSN 6220-01-347-8131
NSN 6620-01-616-9808
NSN 5910-00-538-7982
NSN 5905-01-380-3918
NSN 5965-01-118-6302
NSN 5998-00-540-9571
NSN 6105-01-575-1095
NSN 5998-00-498-0348
NSN 5998-01-420-0669
NSN 5855-01-371-6790
NSN 5999-00-138-7805