No, they don't need to as they have more than anyone else. They are actively dismantling them (just like the U.S. is).
Russia has roughly 3500 nuclear warheads at the time of this writing and the number is slowly falling.
At this time Russia.
semipalatinsk.
Making more bombs or bigger bombs.
Neither the US nor Russia are making nuclear weapons of any kind at this time. Other countries however are making nuclear weapons; some are North Korea, India, and Pakistan.
none
Russia started testing and constructing nuclear, and atomic bombs at the end of WW2. today, they own more the 4000 operational nuclear warheads. along with a total 12000 in storage.
America has roughly 10000 nuclear warheads and russia has anywhere from 5200-8800
china,russia,usa,uk!......
they are allowed more by both SALT & START
Russia currently owns the biggest stockpile of nuclear weapons in the world. Also Russia made and detonated the biggest nuclear bomb in history called the Tsar bomb.
For making the nuclear reactor and other items like the nuclear bombs and other stuff