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 6105-00-629-7438
NSN 5985-00-982-7326
NSN 6110-01-519-3127
NSN 6145-01-458-0972
NSN 5855-01-280-9735
NSN 6135-01-392-8344
NSN 5935-01-204-1479
NSN 4140-01-230-9743
NSN 5990-00-005-5215
NSN 5930-01-392-9339
NSN 6150-00-596-9253
NSN 5910-00-215-4853