Internal gear pump Model PD51EMR-4U222
PD: Petrochemical duty pump in carbon steel, Complete with motor on a common baseplate through flexible coupling
50: Pump size DN 50 - 2 "
E: Suction/Discharge connection in-line
M: Sealing with single mechanical shaft seal combined with a product lubricated sleeve bearing as main bearing
R: Safety valve, single acting for protection against excess pressure
4: Casing & cover: GS-52.3, Rotor/Idler: GG-25, Shaft: St.60.2
U: Idler bearing and main bearing lubricated by pump medium
2: Idler bush: Bronze, idler pin: Hardened 16 MnCr5
2: Bearing bush: Bronze, Shaft: St.60.2
2: Shaft seal: Single mechanical shaft seal, O-ring type
