ces Based on the constraints, br B/A Tst X72(in) st B/A = Torx72(in) 14x10x ((0.65)*) (kip-in) 710 (((0.9) (0.65)*)) (kip-in) 2 Tst=0.748Tbr--(2) Solution The internal reaction torque in the brass shell is given as (kip.in)