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 6240-01-578-7443
NSN 2925-01-539-4486
NSN 5998-01-160-7869
NSN 5975-01-561-1959
NSN 6620-01-563-6862
NSN 5998-01-233-3838
NSN 5910-00-485-7820
NSN 5950-01-141-7635
NSN 6240-01-307-8236
NSN 5835-01-174-7700
NSN 5910-01-349-7189
NSN 5998-01-293-4352