Are you sure it says ARMORY and not ARMS?
Your Springfield armory made M-1 Garand with a serial number of 5,449,068 was produced in the year 1954.
Your springfield armory made M-1 Garand with serial number 5,843,454 was produced in the year 1955.
Your model 1898 krag was made by springfield armory in 1899.
your springfield 1911 was made in 1914
My records indicate that Springfield Armory last serial number for the M-1 garand was 6,020,771.That places your serial number to high.Please check again,and repost your question.
With the serial number that you provided,your Springfield model trapdoor rifle was made by Springfield armory in 1883.
Your springfield armory model 1903 springfield rifle was made in 1932.
Your serial number indicates that your 1898 Springfield rifle was made in the year 1898.