Lincoln K and KP Numbers › Lincoln Electric KP34CT INSULATOR FIXED NOZZLE NO.4 Lincoln Electric KP34CT INSULATOR FIXED NOZZLE NO.4 Sale Price: $22.29 Original Price: $24.97 INSULATOR FIXED NOZZLE NO.4 PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! INSULATOR FIXED NOZZLE NO.4 PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000