Old WW2 german army helmet

For sale is what I think is a WW2 German Army helmet. Looks to be in original condition but is missing the inner liner.

I think the number stamp says 5213 which is barely visible in one of the pics. I've owned this for 30 years. The item "Old WW2 german army helmet" is in sale since Saturday, August 20, 2016. This item is in the category "Collectibles\Militaria\WW II (1939-45)\Original Period Items\Germany\Hats & Helmets".

The seller is "fatweinerdog" and is located in North Hills, California. This item can be shipped to United States.