Lincoln K and KP Numbers › Lincoln Electric KP2773-2 INSULATOR 350 Lincoln Electric KP2773-2 INSULATOR 350 Sale Price: $10.42 Original Price: $11.67 INSULATOR 350 PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! INSULATOR 350 PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000