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 5996-01-429-8967
NSN 5960-01-109-8797
NSN 5935-00-047-4079
NSN 5915-01-623-5986
NSN 5998-01-353-5600
NSN 6220-00-172-0146
NSN 5905-01-403-2806
NSN 5925-01-367-2519
NSN 5910-01-120-7744
NSN 5996-01-170-1915
NSN 5975-00-518-0780
NSN 5930-01-305-0025