Lincoln K and KP Numbers › Lincoln Electric KP2742-2-50S NOZZLE, 350, SLIP-ON, 1/8SO 1/2 ID Lincoln Electric KP2742-2-50S NOZZLE, 350, SLIP-ON, 1/8SO 1/2 ID Sale Price: $22.29 Original Price: $24.97 NOZZLE, 350, SLIP-ON, 1/8SO 1/2 ID PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! NOZZLE, 350, SLIP-ON, 1/8SO 1/2 ID PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000