It was made in 1881.
The serial number that you have supplied,indicates that your Springfield model 1873 rifle/carbine was made in the year 1880.
made 1882
made in 1875
made about 1875
Your Springfield model 1873 carbine which was made in 1880 will bring between 800-1,400 dollars,depending on overall condition,and a bore that is not to badly pitted or rusted.
there was only 340 made . its value is from $9000 to 15,000 USD
made in 1874. check it out but I think that is what is called a pre-custer carbine and it's value is higher. check it out at: trapdoorcollector.com if I'm right he will make you an offer...............
Your springfield model 1873 trapdoor was made at springfield armory in the year 1883.
With the serial number that you have supplied,your Springfield model 1873 rifle was made in the year 1874.
With the serial number that you supplied,your Springfield model 1873 Trapdoor rifle was made in the year 1884.
http://www.gun-data.com/springfield_trapdoors.HTML , this website indicates your 1873 Springfield trapdoor carbine was made some time in the first half 1884. It couldn't have seen battle with General Custer,but more than likely help tamed the Alaskan wilderness. ahhh, what that gun could have seen!
With the serial number that you have supplied,your Springfield model 1873 rifle(actually a model 1884) was made in the year 1888.