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 6685-00-632-0299
NSN 5835-01-502-9228
NSN 4140-00-522-4069
NSN 5998-00-010-5429
NSN 4140-01-261-9892
NSN 5945-01-214-2446
NSN 5945-00-221-6529
NSN 5996-01-501-4462
NSN 5925-00-833-6028
NSN 6320-01-607-1491
NSN 5910-01-145-1751
NSN 5999-01-163-6274