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 6620-01-594-0105
NSN 5835-01-176-5422
NSN 5975-01-152-2910
NSN 5965-00-407-4828
NSN 5965-00-119-6207
NSN 6150-01-023-7710
NSN 5999-01-594-7881
NSN 6105-01-214-1844
NSN 6145-00-085-4312
NSN 5985-01-589-3971
NSN 5996-01-501-8729
NSN 6145-00-493-4089