Duplicate Serial Numbers: Colt manufactured 60,000 pistols in the Ithaca serial number … A serial number preceded by a 'NO' instead of a 'No' indicates manufacture by Remington-Rand. Please enter a serial number and click the submit button. Find a Retailer Springfield Armory Nm Serial Numbers. Military Issued 1911 Serial Number Tables This John Browning patent gun, Model 1911, was so named for the year it was officially adopted for use by the United States Army. Please read our online Privacy Statement Click to expand.This is the kind of help I was looking for, thank you. I don't own the gun yet, but have the opportunity to. The reference chart I've been using says the last number made was 2465139.
