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 5998-00-457-4656
NSN 5998-01-009-3149
NSN 6610-00-300-4774
NSN 5965-01-399-8454
NSN 5990-01-510-4699
NSN 5975-01-457-7941
NSN 5925-00-499-9220
NSN 5855-01-398-9548
NSN 6135-01-265-1384
NSN 5915-00-818-9279
NSN 6130-00-926-4410
NSN 4140-01-495-3768