Heat Exchanger, Heat Exchanger Type Braze Plate, Mounting Stud Thread Size 3/8 In.-16, Heat Dissipation Capacity for Water 317,243 BtuH, Heat Dissipation Capacity for Oil 78,000 BtuH, Total Surface Area 9.65 sq ft, Overall Height 20 3/4 in, Overall Width 4 3/8 in, Overall Depth 2 5/8 in, Maximum Pressure Rating 435 psig, Maximum Operating Temperature 450 Degrees F, Minimum Operating Temperature -310 Degrees F, Flow Capacity 50 gpm, Pipe Connection Size 1 in