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 5905-01-054-3805
NSN 5985-00-201-5074
NSN 6610-00-077-3172
NSN 5996-01-585-6126
NSN 5915-01-495-5882
NSN 5835-00-433-0170
NSN 6320-01-519-8767
NSN 5920-00-167-1391
NSN 6610-00-558-0480
NSN 6320-01-600-5808
NSN 6645-00-838-6939
NSN 6650-01-660-9275