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 5960-01-543-0235
NSN 6110-00-549-6662
NSN 5905-01-032-1109
NSN 6645-00-258-8547
NSN 5895-01-238-0561
NSN 5965-00-285-0745
NSN 5920-00-267-0565
NSN 5985-00-476-9475
NSN 5930-01-299-0423
NSN 5930-00-362-6737
NSN 5930-00-175-8720
NSN 5985-01-632-8120