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 6650-01-290-4001
NSN 2925-01-429-2235
NSN 6685-00-471-4125
NSN 6110-01-623-7816
NSN 5915-00-361-9148
NSN 5960-01-543-0235
NSN 5975-01-654-4224
NSN 5990-00-421-5135
NSN 5895-00-900-5449
NSN 6610-01-383-6982
NSN 5998-00-415-3977
NSN 5975-01-411-7724