Lincoln K and KP Numbers › Lincoln Electric KP34A INSULATOR NOZZLE NO.4 Lincoln Electric KP34A INSULATOR NOZZLE NO.4 Sale Price: $4.88 Original Price: $5.46 INSULATOR NOZZLE NO.4 PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! INSULATOR NOZZLE NO.4 PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000