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 6150-00-279-6360
NSN 5998-00-279-7268
NSN 6150-00-616-1541
NSN 5990-01-527-7640
NSN 5960-01-624-1170
NSN 5945-01-268-2243
NSN 5895-01-556-0313
NSN 5910-00-412-4482
NSN 5975-01-300-6501
NSN 6130-00-578-0869
NSN 5950-01-119-8270
NSN 5998-01-089-7864