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 6220-00-773-8483
NSN 5998-01-353-4666
NSN 5835-00-286-5432
NSN 5990-01-268-2236
NSN 6320-01-462-2295
NSN 6135-01-615-0812
NSN 5945-00-935-6922
NSN 5960-00-409-9604
NSN 6620-01-212-4298
NSN 5895-01-560-7229
NSN 2925-00-486-8640
NSN 5998-01-439-2490