Pentax 6B 8B 10B Submersible Borehole Pump Motors

Pentax 6B 8B 10B Submersible Borehole Pump Motors with hermetically-sealed stator and water cooled (not-rewindable).

The external jacket is in stainless steel and the support in cast iron; the seal is mechanical, the protruding shaft is in stainless steel.