It looks like the Shotgun’s viewmodel_fov is quite larger than all the over weapons for some reason… Anyway, have a look:
https://cloud.steampowered.com/ugc/541812887997902078/267E5C71CF34F595E327585BF6B33EC2F4B1A691/
https://cloud.steampowered.com/ugc/541812887997851497/D9FD3576B1ABCB85ED1F9BB82ECCE73AD65B52EA/
https://cloud.steampowered.com/ugc/541812887997875157/8B8ABF0656F0C55E79CC1922DE29ABF3E68ABD73/
Any way I can change it myself? I know about the viewmodel_fov console command, but that changes the fov for every weapon…