slurry pump wet end parts catalog

DIY Hand Dredge Pump

Summary

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Description:

This is my design of a DIY hand dredge pump (see link below for original inspiration). The motivation behind this is that I wanted to make this more affordable.

In the end this design cost me about $75, which is way less than the typical $175 options out there.

BOM

For the pump and sluice tube I used 2"x36" pvc pipes. I made them extra long so I can get deep in a river if need be.

For the handle and piston I used 1" diameter pvc pipes

For the hose I used this part:

You can get a good deal on a hose at walmart at this link:

For the rubber plunger I used the part in the next link, but I ground down the flange on the larger side to match the smaller side.

For the one way valves I used: