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 aluminum nesoi
NSN 6685-01-479-0421
NSN 5990-00-242-3754
NSN 5925-01-562-3429
NSN 6110-00-177-6233
NSN 5998-01-540-6655
NSN 5915-01-125-0728
NSN 6105-00-527-7702
NSN 5920-01-412-0629
NSN 5950-00-167-0817
NSN 6610-01-379-3647
NSN 4140-01-588-7183
NSN 5965-00-013-7990