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 6150-00-677-3176
NSN 5930-01-575-3364
NSN 6110-00-193-2847
NSN 5915-00-310-3156
NSN 5835-01-070-3745
NSN 6320-01-189-5024
NSN 5855-00-401-3442
NSN 6150-01-087-1262
NSN 6240-01-157-2935
NSN 5895-00-248-7477
NSN 6650-01-484-3013
NSN 5835-01-138-8622