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 5855-01-442-5401
NSN 5990-01-630-5094
NSN 5915-00-225-6867
NSN 6105-01-417-7983
NSN 6220-01-361-8946
NSN 6645-01-064-3711
NSN 5996-00-773-9569
NSN 5950-00-409-8394
NSN 6130-00-518-1884
NSN 5895-01-272-1029
NSN 2925-01-345-7433
NSN 5975-00-918-5262