Could be Ashtabula, which was a huge bike parts supplier out of Ashtabula, OH. They made tons of forged forks for Schwinn so likely made them a few cranks too. Gary
Not from those numbers. Let's see a pic of the rest of it. If it's a dog leg, it's likely prewar or early postwar. If it's smooth sided then it's likely a 50's or newer. Gary