Fuel Injection System Parts, Nozzle, Injector, Element, Plunger, Delivery Valve, Head Rotor, Repair ... Kit, for Bosch, Denso, CAT Fuel Injection System Parts, Nozzle, Injector, Element, Plunger, Delivery Valve, Head Rotor, Repair ... and information, contact us. SD/DN/PDN SERIAL NOZZLE STAMPING NO. ORIGINAL NO.DN0SD2590 434 250 117DN0SD2610 434 ... 149DN0SD2880 434 250 150DN0SD2920 434 250 154 Nozzle