Download Smith & Wesson Parts Diagram PNG. It is the stainless steel version of the 586, which was a blued steel finish. M&p parts identification intended for smith and wesson m&p parts diagram, image size 1000 x 272 px, and to view image details please click the image.
The best you can do is to get the approximate date it was shipped from smith and wesson to a distributor.
Alhough undated, i suspect the informaton was from around 1988 based. The corporate headquarters is in springfield, massachusetts. History of smith & wesson inc. Smith & wesson revolvers 10 (k frame).