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 6610-01-391-5092
NSN 2925-01-386-7392
NSN 6645-01-351-1154
NSN 5999-00-317-6262
NSN 5950-01-029-2133
NSN 4140-00-185-2993
NSN 5930-01-494-1950
NSN 5965-00-602-1508
NSN 5920-01-534-3806
NSN 5895-00-581-5650
NSN 5835-00-256-5558
NSN 6685-01-023-1272