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: Articles of lead, nesoi
NSN 6150-01-400-4211
NSN 6110-01-616-2119
NSN 5950-00-136-1885
NSN 6685-01-431-7927
NSN 5975-01-121-8151
NSN 6150-00-765-8394
NSN 6620-00-052-8003
NSN 5975-01-084-5205
NSN 5930-01-076-4696
NSN 2925-01-359-9818
NSN 5975-01-382-0881
NSN 5960-01-382-8772