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: Articles of aluminum nesoi
NSN 5975-00-917-2066
NSN 6135-01-648-2284
NSN 5935-01-560-6891
NSN 6150-01-259-1629
NSN 6240-01-600-1092
NSN 5950-01-556-7010
NSN 5930-01-539-8854
NSN 6685-01-631-4225
NSN 2925-01-614-0476
NSN 4140-01-412-1566
NSN 5990-00-586-6435
NSN 5945-00-884-8493