1.Anti-rotation device prevents stem turning randomly;

2.Two piece packing gland reduces possible damage to the stem;

3.Tight reliable closure of the bonnet is assured by the use of our graphite seal ring.

4.High strength heat treated stainless steel stem with backseat;

5.Wide, flat seating surfaces are relatively immune to minor damage that can easily cause leakage in valves that utilize line contact seating;

6.Slight wiping action of the disc removes foreign matter from the seat.

7.Self aligning, interchangeable discs assure tight shutoff and long life.