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 5930-01-454-9672
NSN 5920-01-261-6358
NSN 5915-01-310-7357
NSN 5965-00-498-8177
NSN 6220-00-828-5282
NSN 6685-01-608-2187
NSN 6105-00-186-9380
NSN 5930-00-093-0351
NSN 6150-01-650-1898
NSN 5990-01-443-2931
NSN 5910-01-080-6306
NSN 5930-01-224-8446