... rings, engineering machineries, bushes for the pivot axles for vehicles, thrust plates, guiding sleeves for the pillars of hydraulic machines, ... rings, engineering machineries, bushes for the pivot axles for vehicles, thrust plates, guiding sleeves for the pillars of hydraulic machines, ... Lubrication Light yellow to brown1.2-1.445168256920.23-0.460.12-0.14-40 ~ +130 Phenolic resin wear ring