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 5998-01-444-3135
NSN 7035-01-398-9581
NSN 5960-00-249-9623
NSN 5895-01-452-8039
NSN 5985-01-578-6862
NSN 5905-01-467-5041
NSN 5855-01-133-3587
NSN 5985-01-179-2771
NSN 6135-01-322-4655
NSN 5925-01-302-7208
NSN 6610-01-558-7571
NSN 4140-00-222-2186