BKZ5852 = 1992BKZ5852
CDS1482
31k390x = 19783|1k3|90x
Serial numbers ran from 640980 in 1956 to 712953 in 1960.SN: 673XXX, cal. .32 S&W lg
1999.CDE5441
That is the serial number and dates your post war model 357 magnum (pre model 27) to 1950. When S&W began assigning model numbers ~1958 it became the model 27.I believe it is the serial number (S75XXX)
Serial numbers ran from C1 in 1948 to C223998 in 1951.Blue, 4" barrel, 38 spc, serial #C193xx
Once S&W went to the three letter prefix serial number system all of their models share the same SN sequence. So, no way to determine model from the serial number . That said, S&W customer service might have more info based on the SN.I do know the prefix is BBN. Is this a 66?
It's a .38 Military & Police. SN's ran from C277555 in 1954 to C402923 in 1956. Theses became the Model 10 when S&W began assigning model numbers around 1957.Serial number "C3461XX".