NEW OLD STOCK RPM 1800 marked 12 volt STANADYNE DB2-4526 4 CYLINDER PUMP ONAN 147-0462-17 CUMMINS C014704621700 fitsTHE L423 code 13BE ( 1800 RPM Variable , mobile application) There is a good stock of these available. I have sold approx 100 of these pumps since 2008, all good results. I USUALLY HAVE MORE STOCK OF ALL MY ITEMS AND CAN SAVE YOU MONEY IF YOU ARE INTERESTED IN LARGER QUANTITY PURCHASES. I AM ALSO GLAD TO SELL YOU A SPARE IF THAT IS ALL YOU NEED. If you have further information regarding this or another item I have for sale, please feel free to let me know so that I may post it here for buyers who may not have such information. Please look at my other items in my STORE and add me to your favorites list. NOS means new old stock. These are items that are still in new and unused condition that have been on the shelf or in storage for a number of years. Most of my items are in the original factory boxes or cases. Some of these boxes show a good bit of wear and tear from storage time and handling. I try to add to my store listings all the time. Please keep in touch. Most items are sold "AS IS" with a "no return policy" unless stated otherwise in the body of the ad. Please know what you are buying and ask questions if you don't. I will answer all emails to the best of my ability. If you are not satisfied with your purchase please contact me immediately. I am not an expert concerning much of what I sell . Please send part numbers when inquiring about certain parts. Sincerely, Mike ... Don't forget to click on SEE ALL CATEGORIES in the left hand navigation bar. Powered by Turbo Lister The free listing tool. List your items fast and easy and manage your active items.