Lincoln Service Parts 1 › Lincoln Electric 9SM6790-95 THERMOSTAT ASBLY M6790-95 Lincoln Electric 9SM6790-95 THERMOSTAT ASBLY M6790-95 Sale Price: $637.98 Original Price: $733.68 THERMOSTAT ASBLY PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! THERMOSTAT ASBLY PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1