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 6105-01-347-4477
NSN 5895-01-050-8392
NSN 5855-01-557-1798
NSN 7035-00-003-7518
NSN 5920-00-826-9035
NSN 5930-00-238-6963
NSN 4140-01-012-2460
NSN 5996-01-397-2142
NSN 6150-00-236-5069
NSN 5935-01-425-0734
NSN 6610-01-484-8980
NSN 5990-01-160-6978