3D-printable double helical gear pump - water pump - hydraulic pump

brushless compression compressor double Double Helix fuel pump fusion 360 gasket Gear gearbox gears gear pump helical herringbone Herringbone gear herringbone gears high pressure hydraulic hydraulics hydraulic pump hydraulic system mechanical mechanical seal mechanics motor motor gearbox oil PLA pressure pressure washer pump seal spur spur gear system TPU tpu filament water watertight water pump