John Crane shaft seal HF1140 1) operating limits:0~0.4mpa 2) pressure:0~5000rpm 3) temperature:-40~150oC John Crane shaft seal HF11401.Operating limited:0~0.4mpapressure:0~5000rpmtemperature:-40~150oC2.Materialrotary ring:ceramic/sic/tcstationary ring:carbon/sic/tcsecondary seal:nbr/epdm/vitonspring and other parts:s.s/sus304/sus316/cu. John Crane shaft seal HF1140
