American Flyer bulb cross reference

A.C. Gilbert didn’t use standard bulb numbers for its products, so locating the correct bulb can be difficult today. Here is a cross reference chart between Gilbert’s American Flyer bulb part numbers and standard manufacturer part numbers.

If these numbers look vaguely familiar, it’s because one of those other brands of electric trains sometimes did use industry-standard numbers, and both brands used many of the same bulbs.

A modern alternative

You might also consider upgrading to LEDs in your American Flyer trains. LEDs last longer and use less power, so you don’t need as powerful of a transformer.