There are a lot of fun projects you can do with stepper motors salvaged from old ... There are other ways to identify the pinout, especially if the motor has 4 or 6 wires. For a 4 wire motor ...

(Embedded below.) He first goes over the fundamentals of a stepper motor in a practical, hands-on approach, and also shows us how to ring out the connections if the pinout is unknown. Next he ...