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.
NSN 6610-00-421-9853
NSN 5960-00-304-8668
NSN 5950-00-339-2323
NSN 5960-00-850-6170
NSN 5950-01-254-2699
NSN 5950-01-528-7982
NSN 5910-00-144-4383
NSN 5930-00-944-1764
NSN 5960-01-026-7379
NSN 5950-01-582-2472
NSN 5920-01-600-8164
NSN 5930-01-349-0273