SPV is an elastomeric rotary shaft seal, suitable for sealing medium
pressure at medium-high shaft speeds. Available in HNBR and FKM for
low and high temperature. Design effective for spike pressure condition
like 100.000 cycle from 3 to 15bar, and 3.000 cycles from 3 to 25
bar. Unique design suitable not only for positive, but also for vacuum
pressure conditions.