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 6150-01-540-0853
NSN 5960-00-161-3728
NSN 5920-00-387-5312
NSN 5930-01-264-2094
NSN 5975-00-236-0841
NSN 6145-01-634-0388
NSN 5975-01-134-8439
NSN 5945-00-645-2309
NSN 6240-01-389-8584
NSN 5950-01-387-5561
NSN 6220-01-169-6478
NSN 6110-01-067-7677