861/854 Tapered Roller Bearing 101.6×190.5×57.15mm Imperial Single Row Cone & Cup Set Product Overview 861/854 is an imperial single‑row tapered roller bearing set, assembled from separable 861 cone assembly and 854 cup. It supports combined heavy radial and unidirectional axial loads. This open‑type heavy‑duty bearing features high load‑carrying capacity, widely used in heavy‑duty vehicle and industrial transmission systems. *Need a quick quote? Just send us your bearing