Originally Posted by johnknappcc

It won't necessarily spin "fast" but it should definitely spin without hesitation. If you have a new sealed cartridge BB (or have access to one) feel how it spins. It doesn't feel like metal/metal it (the spindle) almost feels as if it is suspended in grease (of course there should be no lateral play).

But I could also phrase it this way, you will definitely know if it is too tight, and you will definitely know if it is too loose, just get it right in between there, and patience pays off.