1. stainless steel 2. used for water, oil 3. delivery within ... , pump body, pump shaft, bearing, sealing ring and stuffing box.1, impeller is the core part of centrifugal pump, it has ... and outer impeller. The seal clearance keep in 0.25 ~ 1.10 mm is advisable.6, stuffing box mainly composed by ... of input and output(mm)Height of extrusive liquid(m)RP-110.3732/259RP -330.7538/3218RP -551.538/3824RP -10102 ...