THRUST ROLLER BEARING AND RACEWAY RING FOR THRUST ROLLER BEARING

摘要

PROBLEM TO BE SOLVED: To provide a raceway ring for a thrust roller bearing improved in oil passing properties of lubricating oil. SOLUTION: An outer ring 22a of the thrust roller bearing 21 includes: an outer ring disk part 23a having an outer ring raceway surface 21 on a surface thereof; and an outer ring flange part 25a extending from a radial direction end part of the outer ring disk part 23a in a rotary shaft direction. An oil hole 29 passing through the outer ring flange part 25a in a radial direction is provided. COPYRIGHT: (C)2009,JPO&INPIT