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 6685-01-650-4531
NSN 5985-01-552-6389
NSN 6110-00-418-9363
NSN 6650-00-084-4258
NSN 5999-01-344-3128
NSN 5910-01-168-1108
NSN 5895-01-200-8192
NSN 7035-01-026-0117
NSN 5930-01-298-5170
NSN 5930-01-504-2236
NSN 5920-00-081-0537
NSN 5920-00-928-2229