Feature 1Part Number: Replacing OE numbers for reference are 3830459, for Jabsco 179380001, for JMP 832601, for DJ 09451201, etc. 2Usage: Water pump impeller is used for sea water pumping such as engine cooling, water transfer, wash down, bilge pumping and other purposes, for fresh or sea water work. 3Good Performance: Flexible 12blade impeller undergoes a rigorous quality process to ensure reliable, efficient and durable performance. 4Recommendation: You should replace your flexible pump impeller at least once a year or earlier, depending on engine duties. Always carry a spare impeller with you before rowing. 5Durable Material: Water pump impeller is manufactured from the high quality hardened copper and neoprene, rust free, heat resistant and wear resistant.Item Type:Water Pump ImpellerMaterial: Rubber + CopperOE:3830459Suitable for Jabsco 17938-0001Suitable for JMP 8326-01Suitable for DJ 09-45-1201Suitable for CEF 500163Blades: 12Drive Type: Spline DriveWidth: 3.74in (95mm)Diameter: 3.74in (95mm)Shaft: 0.98in (25mm)Applicable: For Models:D12D-A MH, D12D-B MH. D12D-C MH, D12D-E MH, D12D-G MH,D12C-A MP, D12D-A MP, D12D-B MP, D12D-C MP, D12D-D MP,D12D-E MP, D12D-F MP, D12D-G MP, D12D-H MPD12D-A MG,D13B-E MH, D13B-N MH, D13C1-A MP, D13C2-A MP, D13C3-A MP,D13C4-A MP, D13B-A MP, D13B-B MP, D13B-C MP, D13B-D MP, D13B-G MP,D13B-H MP, D13B-J MP, D13B-K MP, D13B-K MP (IPS), D13B-L MP,D13B-M MPD16C-A MH, D16C-B MH, D16C-C MH, D16C-A MG .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Water Pump ImpellerNote1. Please double check the part number of your item, matching information is for reference only.2. If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!