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 plastics & articles of other materials of heading 3901 to 3914, nesoi
NSN 5996-01-169-2278
NSN 2925-01-231-6312
NSN 5960-00-248-3094
NSN 6220-00-084-4240
NSN 6620-01-548-0329
NSN 5965-00-768-4366
NSN 6150-01-397-5191
NSN 6685-00-917-2153
NSN 6150-01-422-2432
NSN 5990-00-798-7794
NSN 6110-01-091-7827
NSN 5996-00-299-1609