| abstract |
An oil impregnated sintered bearing, which is a porous sintered bearing having pores impregnated with an lubricating oil, characterized in that the lubricating oil comprises a base oil comprising a poly-α-olefin, and 2-ethylhexyl hydroxystearate. The lubricating oil may further comprises at least one lubricity-improving agent selected from the group consisting of polyisobutylene, polybutene and a poly(alkyl methacrylate). |