CSES2015F Dixon Cast Brass Continuous Swivel 90° Elbow - 2" Female NPT x 1-1/2" Male NST(NH)Features: Short style radius is 2 1 2" measured from the center of the waterway to the end of the discharge thread. Part Number Female Thread Male Thread Length Weight (Lbs.) CSES150F 1 1 2" Female NPT 1 1 2" Male NST(NH) 2 1 2" 4. 0870 CSES2015F 2" Female NPT 1 1 2" Male NST(NH) 2 1 2" 3. 7400 CSES150T 1 1 2" Female NPT 1 1 2" Male NPT 2 1 2" 4. 0000