Contact Browning
No such model number ever used by Browning.
Provide a DETAILED description of ALL markings on the weapon.
Best to ask a gunsmith for assistance.
You MUST call Browning to get a correct answer.
it was made in 1954
This was sold by Sears , made by Stevens between 1912 and 1942. It was not made by Browning.
On the flats.
73-75
Depends on when it was made.
No, due to the damage steel does to the barrels. Not recommended by Browning
Take it to a qualified gunsmith
It was made in 1965