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: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons
NSN 6650-01-014-7671
NSN 5965-01-418-7226
NSN 5945-01-190-0315
NSN 5960-01-071-0389
NSN 5975-01-209-0789
NSN 6620-00-652-0926
NSN 6645-01-502-3068
NSN 5935-00-862-1123
NSN 4140-01-634-0330
NSN 5930-00-830-4044
NSN 6685-01-253-2056
NSN 6145-01-486-4247