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 5935-01-507-3181
NSN 5998-01-054-1195
NSN 5925-01-459-7882
NSN 6130-00-717-3002
NSN 5855-00-489-6754
NSN 5975-00-471-3731
NSN 5945-00-965-9819
NSN 5905-00-082-1776
NSN 5930-00-705-9931
NSN 6685-00-110-2911
NSN 5855-01-277-1663
NSN 5945-01-175-5779