part 9.850-443.0 Crankshaft key Hawk code 9.850-443.0 Details Hawk number9.850-443.0 DescriptionCrankshaft key ItalianCHIAVETTAQty per pump1 Fits these pumps Hawk NHDP 120 4 NHDP0412LNHDP0412RNHDP0612LNHDP0612R