WARNING: This page is about a different car, the 2018 Nissan Titan XD and 2018 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Transfer Motor Replacement Components With Torque Specifications (XD Models)
Courtesy of NISSAN NORTH AMERICA, INC.
1.
Transfer assembly
2.
Transfer motor
Fig 2: Transfer Motor Replacement Components With Torque Specifications (Non-XD Models)