The serial number that you have supplied,indicates that your Springfield model 1873 rifle/carbine was made in the year 1880.
With the serial number that you have supplied,your Springfield model 1873 rifle was made in the year 1874.
you have to provide the serial number
Your springfield model 1873 trapdoor was made at springfield armory in the year 1883.
Custer
With the serial number that you provided,your Springfield model 1873 Trapdoor Carbine was produced in the year 1877.
With the serial number that you have supplied,your Springfield model 1873 rifle(actually a model 1884) was made in the year 1888.
With the serial number that you provided,your Springfield Trapdoor Model was made in the year 1884.
I can say that your Springfield model 1873 trap door rifle was made in the year 1883 with the serial number that you have provided.
about 1890
Your serial number indicates that you have a Springfield model 1884,which was a updated version of the model 1873,was made in the year 1888.
There is no way of knowing this.All records of the US model 1873 springfield rifle/carbine will not have what regiment was issued which rifle by serial number.
1885