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 6240-01-588-5260
NSN 6110-01-012-4710
NSN 6620-01-030-9460
NSN 6105-01-509-1672
NSN 5990-01-229-0222
NSN 6240-00-901-4200
NSN 5905-01-229-1380
NSN 5975-00-146-1797
NSN 6105-01-008-2296
NSN 5915-01-172-0201
NSN 5950-00-578-6207
NSN 5855-01-492-9795