Lincoln K and KP Numbers › Lincoln Electric KP4764-ST 17/18/26 STUBBY INSULATOR Lincoln Electric KP4764-ST 17/18/26 STUBBY INSULATOR Sale Price: $26.50 Original Price: $29.68 17/18/26 STUBBY INSULATOR PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 2.000 Add To Cart Added! 17/18/26 STUBBY INSULATOR PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 2.000