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 5990-01-462-1617
NSN 6240-01-432-5107
NSN 5905-00-463-7835
NSN 6610-01-391-5092
NSN 6645-00-081-4298
NSN 5998-01-172-7466
NSN 6135-00-180-5125
NSN 5945-00-105-2146
NSN 5960-00-710-9818
NSN 5965-01-612-6390
NSN 5835-01-626-9603
NSN 5920-01-011-6536