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 6145-00-913-5982
NSN 5999-00-958-9261
NSN 6135-01-457-2855
NSN 5985-01-063-4565
NSN 5950-01-050-8228
NSN 6320-01-512-2031
NSN 6645-01-130-5581
NSN 5920-00-281-2488
NSN 5905-01-015-9231
NSN 6610-00-932-2465
NSN 4140-01-256-6201
NSN 6130-01-376-4322