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QT 57U Equivalent to Flowserve* RO type seal and John Crane* type 57U
QT 57U are Replacement seals for BELL & GOSSETT PUMPS Series 80-S, 1510-S, 1531-S, VSC-S*, VSCS-S* (P85070, 185050, 185051, 185054, 185052, 185055, 185053).
Rotary Ring（99%Ceramic/SIC/TC） Pressure:≤1.2MPa
Stationary Ring(Carbon/Carbon) Speed:≤20m/s
Secondary Seal(PTFE/VITON) Temperature:-30ºC~+200ºC
Spring(SUS304/SUS316/Hastelloy-C)
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