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 5930-00-889-1300
NSN 6685-01-421-4403
NSN 5985-01-510-2573
NSN 5855-01-589-9339
NSN 6685-01-506-8079
NSN 5950-00-556-7759
NSN 5835-01-558-9444
NSN 6150-01-613-6274
NSN 5990-00-813-9405
NSN 6685-01-646-6895
NSN 6645-01-449-0785
NSN 5996-01-657-1447