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Hardware : SS 316 / SS 304 / Alloy 20
Seal Ring : Carbon / SIC / TC
Mating Ring : Ceramic / SIC / TC
Secondary Seal : PTFE / FKM / FEP / Chemraz / TTV / NBR
STS-85 Integral bidirectional flow inducer. Directed barrier fluid flow circulation. Fits on pumps with thin radial cross sectional spaces. The hybrid design offers a metal to metal inboard drive and an integral bidirectional
pumping device allowing the seal to fill in radial cross sectional space.