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 5945-01-441-9801
NSN 5835-00-891-2784
NSN 6145-01-217-6854
NSN 6645-01-251-7887
NSN 6130-00-146-5303
NSN 7035-01-421-4446
NSN 5975-01-614-0956
NSN 6220-01-268-2913
NSN 6620-00-562-6337
NSN 6620-01-192-6186
NSN 6685-01-457-7980
NSN 5990-01-620-8768