The National Lubricating Grease Institue is a good place for this information. The main things to consider are speed and conditions. Base Oil Viscosity is figured as for any bearing. NLGI rating is much dependant on the same.
Thanks for all Your suggestions, on December 10th we installed a new pump to find that the pipe supports on the discharge side of the pump were in need of repair and had allowed the pipe to drop. Couldn't get the Maintenance manager to check alignment prior to this. Next time hopefully he will...
The running element is the shaft, half coupling and bearings. The pump bowl is split so you can remove the top half (Bonnet) and replace the running element. The bearings set into a saddle arrangement with a boss so I don't believe they are cocked. Motor readings in the Vert.= .04ips 3.0ge...
I work in a Paper Mill and one of our Fan Pumps Has developed high vibration readings. The Pump is a Goulds Double Suction Centrifugal Pump 3400 series. It has a Paraflex Coupling. The Pump runs at 1770 RPM. In the past month we have developed high vibration in the pump. Most of the vibration...