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 5895-01-292-2962
NSN 5985-01-531-3425
NSN 6105-01-252-8847
NSN 2925-01-055-7607
NSN 5965-00-424-9636
NSN 6620-00-838-6954
NSN 5855-01-484-9948
NSN 6110-01-279-4754
NSN 5999-00-189-0032
NSN 5920-01-022-8106
NSN 6105-01-530-2868
NSN 5990-01-356-4259