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 6610-00-991-3858
NSN 6685-01-010-2120
NSN 6240-01-227-4178
NSN 5999-01-532-7624
NSN 6150-00-404-6605
NSN 5910-01-352-3624
NSN 5835-01-138-4747
NSN 5965-01-023-9359
NSN 6110-01-148-5832
NSN 5950-00-227-6891
NSN 5930-00-496-1821
NSN 5855-01-400-1590