I would go to browning .com.They have a link to serial numbers on the sight that should help you.
The 72S suffix to your serial number indicates that your Browning superposed shotgun was manufactured in the year 1972,by FN of Belguim for Browning.
You must call Browning with the serial number.
browning sweet sixteen serial number 5s43804 what year was it manufactured
You will have to call Browning.
You must call Browning with the serial number or visit their website.
You will have to call Browning with the sn.
1976
2000
1993
1988
No way to answer wihtout the serial number.
Go to Browning's website and use the link they have to determine the manufactured date with the serial number.