Lincoln Service Parts 1 › Lincoln Electric 9SG7444-24 Minimum Pressure Check Valve Assembly G7444-24 Lincoln Electric 9SG7444-24 Minimum Pressure Check Valve Assembly G7444-24 Sale Price: $1,273.84 Original Price: $1,464.92 Minimum Pressure Check Valve Assembly PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! Minimum Pressure Check Valve Assembly PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1