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 5999-01-661-0881
NSN 5920-01-555-6944
NSN 5920-01-446-4524
NSN 5950-00-060-0089
NSN 5910-00-490-8835
NSN 6130-01-004-8977
NSN 6620-01-133-4193
NSN 5996-01-468-1234
NSN 6105-00-258-2157
NSN 2925-01-251-9529
NSN 5835-00-469-3395
NSN 6220-01-041-8666