twist rate 1910 c96

[kurusu]

Originally Posted by sheepherder

Lyman's 45th Edition Reloading Handbook reads "Mauser Military; 5 1/2" barrel; 1 in 8" Twist"...That's the 7.63/30 cal barrel...

Quote - "About 1903...the pitch of rifling was changed from the earlier 1/26 calibres to 1/18 in an endeavor to assure better stability"...And - "...Next major change...came in 1912...barrel...was now rifled with six grooves instead of four and with a twist of 1/25"...

Great! now I now that the 1 in 8" is the twist rate between 1896 and 1903.

26 calibers x .308 = 8

And my 1910 C96 should be 1 in 5,5.