this gun was made in 1964
The serial number prefix of 0S indicates that your Browning sweet sixteen shotgun was made by FN of Belguim for Browning in the year 1960.All Browning shotguns made prior to the 1976 were Belguim made shotguns.So to answer your question,yes you have a Belguim Browning.
The browning model B-2000 was made from 1974-1983.These shotguns were made in belguim and assembled in portugal.
Browning's web site has a sn search function.
In 1972 the browning auto-5 shotguns were still being produced in belguim.
Early 1900s.Browning first had the auto-5 shotgun imported from FN of belguim in 1903,but this was only 3 months.Then in 1923 browning began regular importation of belguim made shotguns.
The browning citori serial number that you supplied indicates that your browning citori was made in 1982.
1999,Browning stopped importing fully made and assembled in Belguim made auto-5 shotguns in the year 1976.While some were still mde in Belguim in later years,these guns were assembled in Portugal.Browning began importation of there auto-5 shotguns from Miroku of Japan in late 1976.
Your browning sweet-sixteen was one of the last six shotguns made by FN of belguim for browning in 1949.
They were first made and imported into the U.S. by Browning in the year 1903.The last year for Belgium made shotguns was 1975.
The RP that is found in the middle of your serial number indicates that your browning citori was made by browning in 1978.
The 2Z prefix to your shotguns serial number indicates that your Browning auto-5 was made by FN of Belguim for Browning in 1962.