Your serial number X57552 indicates that your Browning auto-5 shotgun in 16ga.was made for Browning in the year 1951.
Your serial number indicates that you have a Browning standard auto-5 shotgun in 16 gauge that was made in the year 1961.
87 years old.If you have a 12 gauge shotgun then it was made in 1906,if your shotgun is a 16 gauge,then it was made in the year 1919.
The serial number L52789 indicates that you have a Browning light weight model,auto-5 shotgun which was made in the year 1955.
No serial number provided
You need the services of a gunsmith
1938, Belgium
Go to Browning.com and you can download a manual
Impossible to answer without a serial number.
it was made in 1961
NO! The 1187 barrel was for remington shotguns,the auto-5 shotgun is a browning shotgun.
You will have to call Browning