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 5920-01-649-0341
NSN 5925-01-570-9010
NSN 6240-01-576-9120
NSN 6150-00-307-7967
NSN 5905-01-630-5563
NSN 6145-01-214-8810
NSN 5990-01-164-8673
NSN 5895-01-562-3117
NSN 5915-01-130-5941
NSN 6105-01-492-6201
NSN 6240-01-565-2304
NSN 2925-01-019-8735