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.
NSN 6135-01-451-2120
NSN 5920-01-200-6655
NSN 5835-00-665-3395
NSN 4140-01-369-0304
NSN 5835-00-794-7500
NSN 5999-01-265-5495
NSN 6220-01-586-0234
NSN 5925-00-841-8671
NSN 5905-00-138-1389
NSN 4140-01-195-0741
NSN 5998-00-252-8380
NSN 7035-00-335-7283