Lincoln K and KP Numbers › Lincoln Electric KP2743-1-75S-B25 NOZZLE 550, THREAD-ON, 1/8SO 3/4 ID Lincoln Electric KP2743-1-75S-B25 NOZZLE 550, THREAD-ON, 1/8SO 3/4 ID Sale Price: $828.57 Original Price: $928.00 NOZZLE 550, THREAD-ON, 1/8SO 3/4 ID PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 25.000 Add To Cart Added! NOZZLE 550, THREAD-ON, 1/8SO 3/4 ID PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 25.000