Sounds like you have an American made Browning. These were made by Remington under contract for Browning from 1940-49 If this is correct, the serial number is on the left side of the receiver. It is not however a sweet 16, but a standard weight American Auto5. this serial number represents a gun made in 1945. auto5man
Your browning sweet sixteen was made by browning in 1963.
Your browning sweet sixteen was made by FN for browning in 1926 with the serial number you provided.
Your browning sweet sixteen was made by FN of belguim for browning in 1957,with the serial numbe that you provided.
your browning sweet-sixteen with the serial number you provided was made by browning in belgium by FN in 1956.
your browning sweet sixteen was made in 1955.
Your browning sweet sixteen was made by browning in 1964.
With the serial number you provided,your browning sweet sixteen was made by FN of belguim for browning in 1955.
With the serial number that you have supplied,your Browning Sweet sixteen was made in Belgium for Browning in the year 1956.
With the serial number that you provided,your browning sweet sixteen shotgun was made by FN of belguim for browning in 1928.
your browning sweet sixteen was made in 1953.
your browning sweet sixteen was made in 1955.
You will have to call Browning