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: Made-up articles of textile material, nesoi
NSN 6620-01-300-2631
NSN 5905-01-580-8518
NSN 5998-00-485-7590
NSN 5935-01-378-0070
NSN 5930-01-169-6455
NSN 5855-01-098-5192
NSN 5945-01-390-8300
NSN 4140-01-423-1005
NSN 7035-01-210-5111
NSN 6610-01-572-1715
NSN 5905-01-035-7543
NSN 5905-01-184-1493