1934-1935 They were on limited production.
Springfield Armory
.30-40 krag
30-06
All U.S. army springfield rifles were chambered in 30-06 caliber.
100-1000 depending on specifics
National Match
Springfield Armory was created in 1777.
your rifle was made in 1940
probably 30/06 unless the barrel was changed.............
With the serial number provided,your springfield model 1898 krag,was made in the year 1899.
The Springfield Armory M1A with a serial number around 042000 was likely manufactured in the early 1980s. Springfield Armory began producing the M1A in 1974, and serial numbers in that range indicate it was made during that timeframe. For more precise dating, you may refer to specific production records or resources dedicated to Springfield Armory firearms.
I believe Its "V-16".