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 6320-01-227-2648
NSN 6220-01-190-0627
NSN 5930-00-759-8421
NSN 5935-01-442-3521
NSN 2925-01-334-7122
NSN 5996-00-590-7979
NSN 5945-01-030-7231
NSN 5895-00-160-1291
NSN 6610-00-934-1044
NSN 5930-00-927-3815
NSN 5910-01-353-5613
NSN 5990-00-932-3070