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Plain Washer

A washer is a thin plate (typically disk-shaped) with a hole (typically in the middle) that is normally used to distribute the load of a threaded fastener, such as a bolt or nut. Washers are also important for preventing galvanic corrosion, particularly by insulating steel screws from aluminum surfaces.
Common Standards Include:

Plain Washer

A washer is a thin plate (typically disk-shaped) with a hole (typically in the middle) that is normally used to distribute the load of a threaded fastener, such as a bolt or nut. Washers are also important for preventing galvanic corrosion, particularly by insulating steel screws from aluminum surfaces.

Common Standards Include:

  • IS 2016                     
  • DIN 126                     
  • DIA/RANGE-M12-M39
  • ISO 7091                    
  • BS4320