• I am not positive that this is a check valve, but I've been told by a knowledgeable person that this is a check valve.
• It is in pristine condition, and it is highly likely to be made from bronze.
• gross weight = 14.7 ounces
• valve has two 5/8" female pipe holes
• bottom hole is NOT threaded and has an approx. 2-3/8" i.d.