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 5895-00-858-8906
NSN 6110-00-375-6279
NSN 6145-01-462-1120
NSN 2925-01-012-3162
NSN 6135-01-322-4655
NSN 5895-01-330-7553
NSN 5920-00-689-1533
NSN 6240-01-209-3340
NSN 6110-01-426-1790
NSN 6610-01-579-2984
NSN 6220-01-521-2720
NSN 6685-00-188-1991