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: Other articles of iron or steel not wire nesoi
NSN 6645-01-516-3739
NSN 6150-00-877-3954
NSN 5855-00-832-9341
NSN 5998-01-248-9975
NSN 5999-01-454-5162
NSN 6685-01-149-8987
NSN 6620-01-231-9731
NSN 6610-01-233-5857
NSN 5855-01-242-2572
NSN 5935-01-323-6928
NSN 6650-01-195-3957
NSN 5920-00-954-3861