Lincoln K and KP Numbers › Lincoln Electric KP4523-1-75R-B25 NOZZLE 500A, THREAD-ON, 1/8R 3/4 ID Lincoln Electric KP4523-1-75R-B25 NOZZLE 500A, THREAD-ON, 1/8R 3/4 ID Sale Price: $584.82 Original Price: $655.00 NOZZLE 500A, THREAD-ON, 1/8R 3/4 ID PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 25.000 Add To Cart Added! NOZZLE 500A, THREAD-ON, 1/8R 3/4 ID PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 25.000