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: Other articles of iron or steel not wire nesoi
NSN 5920-00-081-8641
NSN 5990-01-392-5682
NSN 6150-00-222-3772
NSN 6110-01-158-1860
NSN 5965-01-538-8795
NSN 6650-01-018-1830
NSN 6610-01-214-6680
NSN 6110-01-044-7884
NSN 5895-00-989-8948
NSN 6620-01-308-5723
NSN 5950-01-545-8396
NSN 6620-00-041-3406