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 5999-00-216-7431
NSN 5996-01-056-4952
NSN 5855-01-147-6024
NSN 6135-01-658-3265
NSN 5930-00-550-1325
NSN 6240-00-034-5909
NSN 6685-01-275-3973
NSN 5965-01-256-9460
NSN 5895-01-645-3067
NSN 5915-00-728-1347
NSN 6220-01-011-0865
NSN 6320-01-388-3125