Both sides polished
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 6240-01-230-5731
NSN 5925-01-193-8369
NSN 5920-01-104-4332
NSN 5945-01-515-5631
NSN 5945-00-179-3827
NSN 6650-00-717-4464
NSN 4140-01-634-0330
NSN 5985-01-516-1218
NSN 5950-00-529-6871
NSN 5950-01-431-7311
NSN 5925-00-816-9929
NSN 6145-00-669-6795