On Jul 31, 3:48*pm, Cydrome Leader wrote:
There was a thread where somebody wanted to entent life of a
non-lubricated air cylinder.

I stumbled across these things today:

http://www.airpot.com/onlinecat/Airpel-AB_6.9.06.pdf

I think that was from a post by Joe AutoDrill on 07/15/09 looking for
advice to increase the MTBF (mean time between failures) of one of his
products used in medical manfacturing: http://tinyurl.com/loz3lu