Lincoln Service Parts 1 › Lincoln Electric 9SG6911-66 SWITCH PRESSURE N.C. 2PSI G6911-66 Lincoln Electric 9SG6911-66 SWITCH PRESSURE N.C. 2PSI G6911-66 Sale Price: $402.60 Original Price: $462.99 SWITCH PRESSURE N.C. 2PSI PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! SWITCH PRESSURE N.C. 2PSI PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1