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 5935-01-472-7381
NSN 5910-01-072-2184
NSN 5999-00-584-4577
NSN 5835-01-432-1277
NSN 5950-00-415-8179
NSN 6220-01-481-3742
NSN 5996-01-333-6644
NSN 6650-01-594-9915
NSN 5950-00-407-2907
NSN 6220-01-170-6913
NSN 5855-01-537-0499
NSN 6220-00-920-8225