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Pump 338-400 vs Pump 400-350

Summary

  • Pump 400-350 has the higher Max shaft thrust (+23%): 18.4 lb versus 15 lb for Pump 338-400.
  • Pump 400-350 has the higher Shut-in pressure per stage at 60 Hz (+8%): 10.35 psi versus 9.62 psi for Pump 338-400.

Overview

Parameter
Pump 338-400
Pump 400-350
Object type
ESP pump
ESP pump

Pump

Parameter
Pump 338-400
Pump 400-350
Series
338
400
Nominal rate at 60 Hz, bpd
400
350
Stage type
Radial
Radial
Shaft diameter, in
0.625
0.625
Shaft cross-section area, in²
0.3068
0.3068
Max shaft thrust, lb
15
18.4
Shut-in pressure per stage at 60 Hz, psi
9.62
10.35
Design with Pump 338-400Design with Pump 400-350