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 5960-00-454-5159
NSN 5920-01-418-1821
NSN 5998-01-615-9989
NSN 5999-01-008-9931
NSN 5920-00-848-3043
NSN 2925-01-079-6229
NSN 5950-00-072-8847
NSN 7035-00-079-7189
NSN 5999-00-189-8191
NSN 6150-00-824-8626
NSN 5895-00-193-3760
NSN 6220-01-370-0831