Best to ask a gunsmith for assistance.
Recommend you ask a gunsmith for help. If one is not nearby, contact Browning by phone or on their web site and ask for an owner's manual.
Recommend you ask for help from a gunsmith. This is something you need to see and feel. Hard to do with just written information.
You can get a manual from Colt
Best left to a gunsmith
You can find everything you need at Harbor Freight.
No
Your browning auto-5 wa made by FN of belguim for browning in 1931.
The number and letter 68V indicates that you have a Browning auto-5 magnum shotgun that was made by FN of Belguim for Browning in the year 1968.These auto-5 shotguns in grade I (field grade) bring between 375-500 dollars depending on overall condition and a good bore.
your browning auto-5 was made in 1927.
your browning auto-5 was made in 1925.
Your browning auto-5 magnum shotgun was made by FN of belguim for browning in 1965.