Features:

• O-ring is seated in disc and easy to be replaced.
• Choice of O-ring elastomers for different operating temperatures and environments.
• Standard cast iron nickel plated body.
• Aluminum bronze or nickel plated ductile iron disc options.
• Large diameter shaft on all size provides superior strength.
• Maximum disc diameter for each valve size, that has a greater free-flow area than the others.
• Open and close locking handle with more dependable locking capabilities.