90 Degrees Reducing Elbow Malleable Iron Not Applicable ASTM A197 Class Class 150 For Pipe Schedule 40 2 1/2 in Female NPT 3 9/16 in 8 2 1/2 In.-8 1 1/2 in Female NPT 2 3/8 in 11 1/2 1 1/2 In.-11.5 Not Applicable Not Applicable Not Applicable Not Applicable Not Applicable Not Applicable Not Applicable Not Applicable Not Applicable Not Applicable Not Applicable Not Applicable 300 psi Maximum Operating Pressure