No way to answer since you did not give the serial number.
Not unless it is threaded for them.
1998
1998
Your question is about the Browning auto-5 shotgun.The age of your Browning cannot be determined without you providing a serial number for your Browning.
Impossible to answer without more information. Could be 100-10000 USD
you will have to call Browning. Sn does not follow normal convention.
Go to Browning's web site.
You did not provide the serial number.
brownells
50-500 usd
Your Browning Medalist can be identified as being made in the year 1969,with the last part of your serial number being U69.
You have a Nomad model which was made in 1967. These guns were similar to the Challenger and Medalist.