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 6145-01-447-4860
NSN 5990-01-407-1474
NSN 5930-00-295-2945
NSN 5910-01-547-4011
NSN 5930-00-914-7855
NSN 6110-00-809-1401
NSN 5975-01-127-9865
NSN 5935-00-728-5455
NSN 6220-01-247-4380
NSN 5945-00-240-4802
NSN 5915-01-356-2565
NSN 5915-01-368-9660