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 5835-00-572-7445
NSN 5960-01-531-9108
NSN 5965-01-573-7359
NSN 6145-01-535-4083
NSN 5920-01-462-3181
NSN 5905-00-389-6252
NSN 5915-01-525-6384
NSN 6320-00-343-1798
NSN 5835-01-253-8092
NSN 6105-00-237-6292
NSN 6645-01-400-1137
NSN 6645-01-301-8334