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 5998-00-278-4481
NSN 6645-01-072-2486
NSN 5935-01-242-2528
NSN 5990-01-034-4532
NSN 6220-00-673-4971
NSN 6320-00-225-7013
NSN 5950-01-589-5634
NSN 5985-01-304-8855
NSN 6620-01-097-7078
NSN 6220-00-928-9356
NSN 6110-01-016-0887
NSN 5855-01-562-7562