Nh35 Rotor Collection 146 type of NH35 NH36 Watch Movements Oscillating Weight Rotors Compatible for NH34 NH35 NH38 4R Movements Replacement Parts 1NH35 Rotor Oscillating Weight ??? Automatic Hammer Rotor Replacement Part Description: This NH35 rotor is a high quality automatic oscillating weight designed for Seiko NH and 4R series movements. Made from durable metal, it ensures smooth automatic winding and long service life. Ideal for movement repair or replacement, this rotor is compatible with a wide range of NH and Seiko calibers, making it a reliable spare part for watchmakers and modders.