RBC vs JHX Comparison

RBC Bearings is an international manufacturer and marketer of engineered precision bearings, components, and essential systems for the industrial, defense, and aerospace industries. The offering includes plain bearings, roller bearings, ball bearings, and engineered products. The company has two reportable segments: industrial, which generates the most revenue, and aerospace and defense. The A&D segment represents the end markets for the company's engineered bearings and precision components used in commercial aerospace, defense aerospace, and sea and ground defense applications; and the industrial segment represents the end markets for its products used in various industrial applications. Geographically, the company generates a majority of its revenue from the United States.

James Hardie is a manufacturer of fiber cement-based building products, selling primarily to the residential construction industry. North America is the primary geography, generating about 80% of group earnings. Here, it is the largest manufacturer of fiber cement, which is mainly used for exterior siding on houses. Following the Azek acquisition in 2025, it also produces wooden composite decking materials, siding trims, and accessories for outdoor areas including stair and deck railing. Businesses in Australia, New Zealand, and Europe, make up the rest of earnings.