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 5950-00-272-2557
NSN 5905-01-583-3269
NSN 5998-01-202-9765
NSN 6150-00-027-1235
NSN 5998-01-513-0732
NSN 6685-01-189-0503
NSN 6650-00-342-6447
NSN 5910-00-906-1434
NSN 6645-00-113-4441
NSN 5960-01-052-8228
NSN 6145-01-410-6651
NSN 5930-00-036-0381