A universal mounting hardware kit comes in the box with each motor to replace older models. Do not attempt to buy a new unit and pull the motor out, the mounting has changed. The conduit flexible cable can be used from your previous motor simply by un screwing it and putting it on your new motor. Lomanco motor comes with universal mounting kit to replace the flat plate with 3 mounting holes . Lomanco motor does not have the flat plate sandwiched in between motor laminations. If your motor mounts with a belly band around the motor 5 diameter motor , this motor should work fine. If you need a longer shaft take a look at motor #pd144, it has a 4 long shaft with similar mounting characteristics. Replacement fan blade # 14393 available. 1 year manufacture warranty.