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 5835-01-310-8979
NSN 2925-01-107-7939
NSN 6110-00-991-2395
NSN 6150-01-139-0280
NSN 6150-00-245-5931
NSN 5990-00-736-8778
NSN 6620-01-146-4680
NSN 6145-01-572-9428
NSN 6150-00-141-8793
NSN 7035-00-020-2227
NSN 6135-01-394-4160
NSN 7035-01-243-5951