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 6220-01-434-4306
NSN 5905-00-469-3853
NSN 6645-01-437-7770
NSN 5930-00-150-2333
NSN 7035-01-315-9754
NSN 5998-01-301-9690
NSN 6645-00-056-1580
NSN 6130-01-278-9204
NSN 5930-01-255-6015
NSN 6150-01-628-3428
NSN 5985-00-455-4487
NSN 5925-01-660-5371