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 5985-01-634-0635
NSN 5920-00-267-3109
NSN 5985-01-494-4048
NSN 6220-00-288-4350
NSN 5960-01-254-3541
NSN 6150-00-382-5425
NSN 6220-00-557-4114
NSN 5996-01-325-6246
NSN 5935-00-439-0288
NSN 6610-00-343-5631
NSN 5950-00-450-0268
NSN 5945-01-137-6380