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 6130-01-160-7772
NSN 6620-01-218-6203
NSN 6145-01-060-3485
NSN 6145-01-068-4668
NSN 2925-01-549-6360
NSN 5999-01-341-4088
NSN 5996-01-400-3558
NSN 5855-01-077-6264
NSN 5855-00-149-0766
NSN 6685-01-380-9740
NSN 6610-00-825-5774
NSN 6620-01-578-6562