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 6320-01-098-2503
NSN 5999-01-341-9201
NSN 5855-01-458-0211
NSN 6150-01-376-9198
NSN 5975-01-444-1480
NSN 6130-00-230-1781
NSN 6320-01-277-5793
NSN 5905-00-936-1641
NSN 5996-01-633-7979
NSN 5905-00-932-3797
NSN 6620-00-565-9793
NSN 5990-01-334-8634