Here are some details about this particular servo motor:

Motor Type: The 1FT7042-5AF71-1CH0 is a synchronous servo motor, which means it operates based on precise synchronization between the rotor and stator fields.

Motor Frame Size: The "1FT" in the model number indicates that this servo motor belongs to the 1FT series, which is characterized by a specific frame size. In this case, the frame size is 70 mm.

Motor Length: The "042" in the model number represents the motor length. It specifies the physical length of the motor and provides information about its torque and power characteristics.

Motor Windings: The "5AF71" indicates the specific winding type and design of the motor. Different windings can be selected based on the application requirements, such as voltage, current, and speed ranges.