What are you attempting to install or replace?
If you open the cylinder and look at the underside of the ejector star mechanism, you will often find the matching serial number stamped into the steel. 4. The Inside of the Right Grip Panel
It remains one of the most balanced revolvers ever made, suitable for both historical study and target shooting.
Here is how to locate, identify, and understand the markings on your Model 19-5. Where to Find the Official Serial Number
If your serial numbers predate S62,000, you have a .45 Hand Ejector Model of 1917 (even earlier design) – stop, as the parts are not interchangeable with a 1950 gun.
by Supica and Nahas is the gold standard for dating S&W firearms.
One of the most frequent reasons owners search for their serial number is to buy and install aftermarket grips (such as Hogue, Pachmayr, or Altamont wood panels). Round Butt vs. Square Butt Frames
A common point of confusion for revolver owners is the abundance of numbers stamped on various steel parts. To properly catalog or register your firearm, you must look at the legal framework.
You will likely see "MOD 19-5" here, indicating the model and engineering revision.