Chesterton 280M Mixer Cartridge Dual Seal

Cushioned, high-strength drives
Rugged, high-torque monolithic seal faces
High-flow pumping ring dissipates heat away from the faces
Large clearance barrier channel optimizes heat diss​ipatio​n
Large clearance barrier channel optimizes heat diss​ipatio​n
Self-Centering Lock Ring™ eliminates misalignment
Micropolished O-ring surfaces eliminate O-ring hang-up
Narrow rotating face prevents wiping of solids​