Currently the PPD-BraMit is using regular supersonic 7.62x25mm Tokarev ammunition even though the gun used a special heavy subsonic round made for use with the BraMit suppressor. The model in the game even shows the correct ammunition but the stats are of the regular ammo.
A regular 7.62x25mm cartridge and the special subsonic variant which used the D-type bullet from the 7.62x54mm cartridge
Here is a table that compares the basic characteristics of the suppressed Erma EMP and the PPD-BraMit:
- The muzzle velocity should be reduced to 247 m/s but the damage needs to be increased to be in line with similar cartridges in the game, something a little weaker than the .45 ACP.