The shaft shown in Fig. 1 rotates with a steady torque and a steady load of 4000 N at the...

The shaft shown in Fig. 1 rotates with a steady torque and a steady load of 4000 N at the point indicated. Use Equation (14) or Module 3-1 to find the maximum allowable torque if Syp = 620 MPa, Se = 300 MPa, Nfs = 2.0, and Kft = Kfb = 1.0.

Figure 1.