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 6320-01-397-0399
NSN 6645-01-551-6893
NSN 7035-01-123-8723
NSN 5996-01-525-7628
NSN 5990-00-990-1711
NSN 5895-01-482-9102
NSN 2925-01-168-6253
NSN 5975-00-312-6732
NSN 5930-00-929-7869
NSN 6130-00-288-1886
NSN 5945-01-467-6614
NSN 5965-01-168-8180