Primary
WA2000 Bling Pro W/ Thermal + FMJ
Secondary
PP2000 Bling Pro W/ Holographic/Red Dot + FMJ
Perks
Bling Pro
Cold Blooded Pro, If you don't have Pro read CyberJelly's post and you can get it in like 2 minutes.
SitRep or Steady Aim Pro.
KillStreaks
If You're going for a Tactical Nuke,
Harrier Strike, Chopper Gunner or AC130 And obviously a Nuke.
Other then that I use UAV or Counter UAV
Predator Missile
And Chopper Gunner
DeathStreak
Final stand so you can sit behind walls and crawl away.
I use this class just about every game and I'll go 27/3 A majority of the time.