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if you are asking about a browning auto-5 shotgun?The year of production of your browning shotgun is 1928.
If we are talking about a Browning auto-5 semi auto shotgun?Then the serial number indicates that it was made in the year 1922.
If your Browning auto-5 shotgun is chambered in 12 gauge then it was made in the year 1928.If it is chambered in 16 gauge,then it was made in the year 1938.
Being that you said auto shotgun,then you have the Browning auto-5 shotgun that was made by FN in Belgium from 1903-1975.Your serial number indicates that your Shotgun was made in the year 1938.
If you have a Browning auto-5 shotgun in 12 gauge it was made in the year 1925.If it is a 16 gauge shotgun,then it was made in the year 1929.
Your Browning auto-5 magnum shotgun was made in the year 1960.
You have a Browning Auto-5 in 16ga. made in 1953
your browning auto-5 was made in 1925.
Your browning auto-5 magnum shotgun was made by FN of belguim for browning in 1965.
If you are talking about a auto-5 shotgun? Then your auto-5 magnum shotgun was made in 1959.
The 0G prefix indicates that you have a Browning Light weight auto-5 shotgun,chambered in 12 gauge.This Browning shotgun was produced by FN of Belguim for Browning in the year 1960.
If your browning shotgun is a auto-5 in 16ga. then it was made in 1929.