Bulkhead Tank Fitting Fitting Material Stainless Steel Fitting Material Finish Not Applicable Fitting Material Grade 316 For Tank Shape Curved Flat Gasket Material EPDM Inside Connection Gender Female Inside Connection Size 1 in Inside Connection Type NPT Maximum Operating Pressure 300 psi Maximum Operating Temperature 150 Degrees F Minimum Operating Temperature -20 Degrees F Number of Bolt Holes 0 Outside Connection Gender Female Outside Connection Size 1 in