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 5998-01-490-5995
NSN 5910-01-586-0627
NSN 6150-01-551-8819
NSN 5895-01-097-7769
NSN 6645-01-508-9074
NSN 4140-01-042-9066
NSN 5945-01-408-4552
NSN 5945-00-088-2587
NSN 5998-01-005-6885
NSN 6220-01-248-7283
NSN 6685-01-247-0470
NSN 5996-01-188-7548