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 5950-01-139-5013
NSN 5950-01-535-3967
NSN 5990-01-390-2177
NSN 6150-01-327-3199
NSN 6110-01-137-7981
NSN 5960-01-266-9520
NSN 6685-00-930-9257
NSN 5945-01-654-0960
NSN 6130-00-186-8460
NSN 5950-01-288-7196
NSN 5925-01-657-1304
NSN 6620-00-814-4770