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 5999-01-284-7706
NSN 6685-01-577-0443
NSN 5910-00-551-2442
NSN 6110-01-506-5098
NSN 5925-01-268-1826
NSN 5905-01-127-4930
NSN 5925-00-944-9658
NSN 5920-00-929-8095
NSN 5965-01-347-4386
NSN 5945-01-634-0588
NSN 5915-00-233-6078
NSN 6645-00-348-2841