Ruger started making convertibles in 1961 with 22 LR and 22 Mag cylinders so there was a period where both the Magnum models and Convertibles were in the same serial number sequence. And in some cases, firearms may be stored for a length of time before they are shipped.įor details on your specific serial number you may contact our Service Department: 33įor serial numbers manufactured prior to our electronic records, or for an official letter confirming the details on your firearm please download and mail in the Request for Letter of Authenticity form.Ĭopyright © 2016 by Sturm, Ruger & Co., Inc. Duplicate serial numbers always have an interest with OM collectors. Also, within a model family the same serial number prefix may be used to produce a variety of different models, all in the same block of serial numbers. There are occasions when blocks of serial numbers have been manufactured out of sequence, sometimes years later. Ruger does not necessarily produce firearms in serial number order. It can be used to determine the approximate year your Ruger firearm was It is not necessarily the very first serial number shipped, but This number should be used as a point of reference The above chart shows the approximate first serial number shipped for Ruger Single Six Revolver & Ruger Old Model XR-3 Grips (1953-62) Sometimes. (Manufactured from 1956 to 1959) Caliber: 22 LR 00: 1: 80156WIL Ruger Handgun - ruger blackhawk 44 mag serial number 80-6xxxx 7. Ruger Single Six Lightweight Serial Number History