Thanks for the advice. When holding the fans in my hand the vibration is quite strong. My hand does visibly shake. I will try oiling them but it looks like they are truly busted. If replacements are in order (most likely) I will look for something with a proven track record in reliability. I had goo...

My other forum post got eaten

Hello, my two Scythe Slipstreams (SY1225SL 12M) started to vibrate recently. I have them mounted as front intake fans in an Antec 300. The vibrating is in intervals, but starts less often when the fans are positioned horizontally. Is it possible to fix the vibration (by oiling the bearing) or should...