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: Articles of aluminum nesoi
NSN 5855-00-930-9478
NSN 5905-01-384-2656
NSN 5905-00-221-5860
NSN 2925-01-422-1542
NSN 5910-01-562-3401
NSN 5950-01-221-2365
NSN 5935-01-556-4333
NSN 6110-00-811-0364
NSN 6610-00-172-7658
NSN 5855-01-337-0245
NSN 5835-01-371-8759
NSN 6320-00-788-5297