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 5905-01-091-5478
NSN 5905-01-160-9055
NSN 5910-01-495-8002
NSN 6650-00-416-2953
NSN 6320-01-484-7734
NSN 5920-01-642-8946
NSN 6145-01-484-8735
NSN 6220-01-327-9254
NSN 6135-01-525-6979
NSN 6150-01-200-7616
NSN 5930-01-033-1483
NSN 5960-00-060-1397