1983 mfg date.
p=8 x=3
2003
1977
83
With the serial number that you provided,your browning auto-5 shotgun was made in 1925 if you have a 12ga.shotgun.If your shotgun is a 16ga shotgun then it was made in 1929.
1990.
1991
1993
You will need to call Browning.
This Browning shotgun you describe was made in 1959.
Call Browning with the serial number.
You will need to call Browning.