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.
NSN 4140-00-985-0182
NSN 5895-01-054-3799
NSN 6150-01-200-6844
NSN 4140-01-343-0501
NSN 5998-00-327-0592
NSN 5895-01-476-9031
NSN 5895-00-625-2327
NSN 5975-00-931-4820
NSN 5935-01-258-5100
NSN 7035-00-946-2642
NSN 6130-00-009-0153
NSN 6320-00-322-3460