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 6130-01-188-7411
NSN 6610-01-514-8898
NSN 5920-01-285-5674
NSN 5945-01-236-2596
NSN 5835-01-360-2657
NSN 5945-01-619-2943
NSN 5945-01-059-2605
NSN 5945-01-159-4902
NSN 6135-00-134-6648
NSN 5930-01-212-7184
NSN 5965-01-573-5579
NSN 5965-00-043-3463