Scored On An Air Compressor!

The one I have is incorrect for your compressor. It has a 160psi pop off, too high for your compressor. You need part number 031-0047
thy this link 031-0047 COLEMAN SANBORN SUPER CHECK IN-TANK CHECK VALVE 1/2" COMP X 1/2" MPT | eBay
Good price on it with free shipping