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.
Classification: Articles of lead, nesoi
NSN 5930-01-391-1263
NSN 7035-01-021-1413
NSN 5835-01-192-4165
NSN 6650-00-539-7298
NSN 6110-01-157-0756
NSN 5910-01-318-5314
NSN 5895-01-182-9327
NSN 5990-01-355-8875
NSN 5905-01-305-7139
NSN 5935-01-634-0668
NSN 5975-00-263-3379
NSN 5960-01-478-2672