Nothing. You did not provide the sn.
Without a serial number, there is no way to determine when it was made.
.20 - 2.00 USD per round.
No such serial number used by S&W
You will have to call S&W with the serial number to find out.
You need to call S&W with the serial number to find out.
You did not provide the serial number. You will have to call S&W to find out.
No serial number given. Call S&W
You will have to call S&W with the serial number to find out.
You will have to call S&W and give them the serial number.
Impossible to answer since you did not provide the serial number. You will have to call S&W.
You will have to call S&W with the serial number to find out.
It depends on the model of the firearm. Some firearms are capable of handling the increased stress that +p rounds put on them, others are not. Look in your manual or contact S&W.