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 4140-01-233-7303
NSN 5998-00-079-0410
NSN 5920-01-030-1112
NSN 6145-00-222-1296
NSN 6685-01-441-9378
NSN 5960-01-214-4518
NSN 5835-01-138-0181
NSN 5965-01-437-0905
NSN 5905-01-268-1820
NSN 4140-00-213-9937
NSN 5999-01-267-2309
NSN 5996-00-932-5301