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 lead, nesoi
NSN 5910-01-328-8539
NSN 6220-01-419-5882
NSN 6240-01-334-1115
NSN 6135-00-628-1142
NSN 5930-01-107-2858
NSN 6650-00-917-0436
NSN 5998-00-901-3003
NSN 6135-01-317-6021
NSN 5835-01-435-4139
NSN 5905-01-451-7391
NSN 5950-01-482-3982
NSN 6320-01-155-4807