Bonnet/Stem Replacement Kit Product Type Bonnet/Stem Replacement Kit Compatible with Series ET71 Operating Temperature - Maximum 180 Degrees F Operating Temperature - Minimum 60 Degrees F Includes (2) O-Rings Bonnet Brass Hex Nut Stainless Steel Hex Set Screw Stem Compatible with Manufacturer Model Number ET71-1 ET71-1-BVS-OTG ET71-1-OTG Compatible with Grainger Part Number 444P83 444P84 444P85 Compatible with Brand Controls Valve Type Mixing Valves