MS M1910 in .375 caliber barrel dimensions
Barrel length from front action face to muzzle is 21.750” (this doesn’t include the barrel threaded section inside the action. You will need to add for this section as I do not know what rifle action you are using)
At action face barrel. 1.140” diameter for a length of .870” going forward.
Barrel radius contour ends 1.500” from action face at a diameter of .860”
At 3.125" the barrel steps down from .784 to .734 diameter.
Barrel then tapers to .610” diameter, 1.0” from muzzle, then steps up to fform the front sight band at .636" diameter