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 5960-01-027-1835
NSN 6620-01-265-2887
NSN 5905-01-279-3808
NSN 5930-00-144-4994
NSN 5985-01-538-1965
NSN 6650-01-169-9227
NSN 5996-01-056-4952
NSN 6620-01-466-9478
NSN 5855-01-027-3639
NSN 5930-01-469-2218
NSN 4140-01-011-8707
NSN 5998-01-407-4720