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 6110-01-553-0510
NSN 6650-00-796-4176
NSN 6645-00-140-5173
NSN 6685-01-262-7699
NSN 4140-01-045-9290
NSN 5945-00-635-7263
NSN 5895-00-057-7827
NSN 5990-01-221-0609
NSN 5998-00-882-6360
NSN 6220-01-273-0177
NSN 5920-00-009-8186
NSN 6105-00-377-3943