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 5925-00-409-5577
NSN 6620-01-217-3216
NSN 6240-01-206-4809
NSN 6320-00-164-4087
NSN 6135-01-436-7733
NSN 5965-01-600-0566
NSN 6150-00-054-4685
NSN 6610-00-374-1563
NSN 6130-01-398-4486
NSN 6220-01-415-0553
NSN 6650-00-850-3312
NSN 5905-01-231-2666