4T‑861/854 Inch‑Size Single Row Tapered Roller Bearing 88.9*152.4*44.45mm For Truck Axle Industrial Transmission Machinery Product Overview 4T‑861/854 is an open‑style inch‑spec single‑row tapered roller bearing fitted with durable pressed‑steel cage and manufactured from premium GCr15 bearing steel. It bears heavy radial‑axial combined loads and resists frequent impact shocks, its separable cone‑and‑cup construction enables convenient installation and maintenance, and this