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 6650-01-270-8460
NSN 4140-01-054-2279
NSN 6240-01-407-8408
NSN 5905-01-355-8919
NSN 6645-00-038-7737
NSN 5935-01-079-6986
NSN 5945-01-611-2219
NSN 2925-01-595-9720
NSN 6685-01-247-3786
NSN 5895-00-423-5366
NSN 5950-00-891-4243
NSN 5998-01-634-0604