Lincoln K and KP Numbers › Lincoln Electric KP5290-4 HOSE KIT 25 FT. FM Lincoln Electric KP5290-4 HOSE KIT 25 FT. FM Sale Price: $329.43 Original Price: $368.96 HOSE KIT 25 FT. FM PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! HOSE KIT 25 FT. FM PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000