The SVT-40 only appears in the expansion packs of Allied Assault. In Spearhead it is available in the Russian campaign as one of the two rifles along with the Mosin-Nagant. It cames eqiuppied with a scope and uses the same ammo as the Mosin-Nagant. In both games' multiplayer the SVT-40 is the sniper rifle for the Soviet soldiers. The SVT-40 has high damage and magazine capacity, only downsight is the high recoil, although in Breakthrough's multiplayer the recoil is less than in Spearhead.
SVT-40 in Medal of Honor: Allied Assault: Spearhead/Breakthrough.