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 5950-01-370-4496
NSN 5999-00-045-9446
NSN 6150-00-261-4889
NSN 5945-01-172-4284
NSN 6240-01-478-3332
NSN 6135-01-660-8237
NSN 7035-01-176-4857
NSN 5960-00-450-1126
NSN 5998-01-230-5618
NSN 5999-01-383-8177
NSN 5855-00-198-3197
NSN 2925-01-508-4138