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 5985-01-123-4687
NSN 5945-00-889-7416
NSN 6130-00-581-9322
NSN 5910-00-427-5664
NSN 6645-00-435-5610
NSN 5895-00-992-0747
NSN 7035-00-270-5519
NSN 5990-01-347-6080
NSN 6105-01-277-4124
NSN 5990-01-443-2931
NSN 6645-01-578-6309
NSN 6620-00-492-4936