683/672 Tapered Roller Bearing Set
3-3/4″ Bore x 6-5/8″ OD x 1-5/8″ Wide – Cone & Cup Combo

This tapered roller bearing set includes both cone (683) and cup (672), built to handle heavy radial and one-directional axial loads. Made from high-quality 52100 chrome steel, it’s commonly used in truck hubs, gearboxes, trailers, and other high-load, rotating machinery.

Cone: 683
Cup: 672
Bore (ID): 3-3/4″ inch
Cup outer diameter (OD): 6-5/8″ inch
Cone width (B): 1-5/8″ inch
Cup width (C): 1-3/16″ inch
Total width (T): 1-5/8″ inch
Material: 52100 Chrome Steel (alloy steel)
Dynamic load rating (Cr): 68,600 N
Static load rating (Cor): 386,000 N
Includes: One bearing set (cone + cup)

Why are tapered roller bearings preferred for high-load applications?
Tapered roller bearings distribute the load across both the cup and cone using angled surfaces, allowing them to support larg