Cone-style stuffing box is available for Single Pack and Double Pack stuffing box as blow, Using 1045/4130 casting steel or ductile iron as per customer demand, for cap, glands, body and base, bottom are API gauged threads of tubing EUE or LP. They are suitable for rod sizes 1”, 1.1/8”, 1.1/4”, 1.1/2” and 1.3/4”. Simple structure, easy installation and convenient maintenance, and they can make sure the sealing effectiveness through its single packing or double packing or even triple packing.
Features

Working Pressure: ≤1500psi
Bottom Thread: 1.3/4”, 2”, 2.1/2”, 3”, 3.1/2”, 4”
Bottom Connection: Box or Pin, API Tubing or Line Pipe thread.
Material: AISI1045/4130 casting steel or ductile iron
Split Cone Packing (rod sizes): 1”, 1.1/8”, 1.1/4”, 1.1/2” and 1.3/4”.