Lincoln K and KP Numbers › Lincoln Electric KP52FN GAS DIFFUSER, 025-045, MAGNUM GUN(52FN) Lincoln Electric KP52FN GAS DIFFUSER, 025-045, MAGNUM GUN(52FN) Sale Price: $13.63 Original Price: $15.26 GAS DIFFUSER, 025-045, MAGNUM GUN(52FN) PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! GAS DIFFUSER, 025-045, MAGNUM GUN(52FN) PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000