8.5 million JWs do not claim to be saved, but they hope that their works and loyalty to god's organization will be enough to enable them to survive Armageddon into the new system where they will faithfully work for 1000 to acquire perfection and eternal life on paradise earth.
Salvation then is defined as survival through Armageddon. He who endures faithful to the end will survive Armageddon is the promise of the Faithful Slave.