HP-20 high-torque, hydraulic motor shaft seals' metal retainer and sealing lip withstand high speeds and pressure. Key features include anti-extrusion fit, pressure balancing design, and heat dissipating retainer. They are rated for pressures to 4500 psi and speeds to 1000 rpm. Metal case of seal and retainer cover achieve pressure balancing. Reduced clearance of metal case retainer prevents seal extrusion.

Busak+Shamban, (260) 749-9631, www.busakshamban.us