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 5895-01-311-7320
NSN 5905-00-872-8900
NSN 5985-01-583-5597
NSN 6320-01-631-7828
NSN 6320-01-190-1397
NSN 5945-01-129-6110
NSN 5915-01-463-2090
NSN 5960-00-233-7537
NSN 5985-01-204-7382
NSN 5895-00-043-1990
NSN 5975-01-529-5783
NSN 7035-01-263-1517