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 5990-00-188-6111
NSN 4140-01-308-6651
NSN 5835-01-197-9880
NSN 2925-01-457-2202
NSN 6110-01-431-6906
NSN 5998-01-363-6562
NSN 6150-00-444-4063
NSN 5960-00-111-0457
NSN 6650-01-548-7915
NSN 6610-01-278-9704
NSN 6620-01-094-3925
NSN 5835-01-035-9345