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.
Classification: Other articles of iron or steel not wire nesoi
NSN 2925-01-506-6975
NSN 5990-00-716-7796
NSN 6610-00-151-8074
NSN 5930-01-377-3635
NSN 6685-01-605-8931
NSN 5998-00-202-2888
NSN 5950-00-179-6796
NSN 5910-00-274-6491
NSN 6150-00-977-1118
NSN 6650-00-724-8258
NSN 5975-00-687-2196
NSN 5990-01-151-8756