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 5975-01-163-6562
NSN 6105-00-893-8897
NSN 5950-00-316-2149
NSN 6105-01-572-4550
NSN 5915-01-082-8856
NSN 6610-01-389-3082
NSN 6650-00-826-7396
NSN 5945-01-403-2800
NSN 6610-01-125-8738
NSN 2925-00-445-4054
NSN 2925-01-364-7926
NSN 5855-01-169-9228