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 5998-00-090-6984
NSN 2925-00-284-1534
NSN 4140-01-178-9391
NSN 7035-01-444-4240
NSN 6135-01-222-0703
NSN 6110-00-854-2249
NSN 6130-01-169-1103
NSN 5905-01-039-5530
NSN 6620-01-127-8885
NSN 5910-00-186-9376
NSN 5945-01-487-2023
NSN 5945-01-206-9421