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 5945-00-014-0422
NSN 6320-01-176-8367
NSN 5960-00-147-7475
NSN 5999-01-139-5204
NSN 5930-01-141-7740
NSN 5835-00-021-2521
NSN 5925-01-110-4748
NSN 6220-01-170-5335
NSN 5999-00-937-1630
NSN 6320-00-456-2092
NSN 6620-00-269-5168
NSN 6135-00-274-4037