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 5950-00-104-5436
NSN 5990-01-287-9447
NSN 5925-01-355-2420
NSN 5910-01-024-9128
NSN 5945-01-627-5503
NSN 5935-01-454-5677
NSN 5990-01-218-5160
NSN 6130-01-095-4536
NSN 5960-01-228-7092
NSN 5975-00-763-5437
NSN 5945-01-614-0863
NSN 6240-00-411-8499