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 5960-01-452-1907
NSN 5985-01-386-7465
NSN 5999-01-344-6378
NSN 6135-00-248-4102
NSN 6110-01-555-8410
NSN 5996-01-427-8435
NSN 5950-01-495-0458
NSN 5950-00-155-4148
NSN 6650-01-437-8852
NSN 5996-01-093-5791
NSN 5999-00-398-1583
NSN 5910-01-355-2149