Flint & Walling 4″ Submersible Motors provide quality in the details:

Nitrile rubber shaft seal . . . three-part design protects motor from contamination

Stainless steel shaft . . . features polished bearing journals for extended bearing life

Copper-wound stator for superior performance

Stainless steel carbon graphite Kingsbury thrust bearing . . . provides self-aligning axial support up to 700 lbs. for reliable operation

Stainless steel shell and stator ends. . . hermetically sealed for maximum corrosion resistance

Carbon graphite radial bearings . . . precision ground for high load capability and long life

Each motor undergoes comprehensive testing:

Stator hi-pot, resistance, surge

Weld quality

High pressure motor integrity verification

Final motor hi-pot, no load and maximum thrust load

1 year limited warranty