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 ET71-3 ET71-3-BVS-OTG ET71-3-OTG Compatible with Grainger Part Number 444P89 444P90 444P91 Compatible with Brand Controls Valve Type Mixing Valves