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 2925-01-154-2949
NSN 5999-01-519-1206
NSN 5895-00-168-4269
NSN 6320-01-532-7491
NSN 6650-01-104-6139
NSN 6645-01-598-3976
NSN 6320-01-470-6826
NSN 6220-00-098-7923
NSN 6650-00-476-9450
NSN 6645-01-547-5748
NSN 5855-00-337-3679
NSN 5930-01-196-6137