self lubricated bearings manufactured by Turbotek Industries is suitable for dry running and has low coefficient of friction ideal for low speed, high loud application can be used at -200˚C+250˚C Temperature range and resistance to chemical attack, safe and maintenance free.This type of TU bush takes PTFE layer as sliding layer which makes products can perform very well under dry condition or oil condition. These bearings can be supplied with stainless steelCarbon steelBronze Backing.