ROLLING BEARING FOR STEERING SHAFT AND SUPPORT STRUCTURE OF STEERING SHAFT

摘要

PROBLEM TO BE SOLVED: To provide a rolling bearing for a steering shaft, stably securing enough durability while being inexpensive. Ž

SOLUTION: This rolling bearing 1, which rotatably supports the steering shaft for steering a vehicle, includes: an inner ring 21; an outer ring 22; and a rolling element 23 disposed in an annular area between the inner ring 21 and the outer ring 22, wherein at least one bearing element among the inner ring 21, the outer ring 22 and the rolling element 23 is formed of a sintered body, which is mainly composed of βSialon expressed by a composition formula: Si6-ZAlZOZN8-Z, and satisfying 0.1≤Z≤3.5, and includes an impurity as a residue. Ž

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