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 5996-01-476-2131
NSN 4140-01-494-9367
NSN 6620-01-350-5103
NSN 5895-00-218-1355
NSN 5915-01-514-6782
NSN 5998-00-801-7925
NSN 6150-00-425-7709
NSN 5996-01-202-8127
NSN 2925-01-277-5882
NSN 5855-01-359-8592
NSN 5905-01-029-4987
NSN 6220-01-632-3851