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 5905-01-461-9603
NSN 6320-00-483-0451
NSN 6145-00-291-5388
NSN 5895-00-111-1560
NSN 6105-01-463-2387
NSN 5895-00-487-3266
NSN 5950-00-858-0492
NSN 5996-01-113-6362
NSN 6220-01-041-6559
NSN 5975-00-605-2956
NSN 6130-01-242-9778
NSN 5960-01-062-4667