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 5990-00-185-9586
NSN 5915-00-250-7912
NSN 5950-00-825-3210
NSN 6145-01-660-3158
NSN 6650-00-763-9641
NSN 6645-00-544-8529
NSN 6685-00-627-1940
NSN 5935-01-234-8446
NSN 5920-01-597-0121
NSN 6685-01-089-6427
NSN 6150-01-352-0462
NSN 5895-01-538-2579