Rexnord 216105 Disc Coupling Hub

The Rexnord 216105 Disc Coupling Hub is a steel Thomas Disc Coupling Hub that provides flexible torque transmission while compensating for shaft misalignment in industrial power transmission systems. It is designed for use in Thomas Series disc coupling assemblies and is commonly installed in pumps, compressors, fans, turbines, generators, conveyors, and other heavy-duty rotating equipment that requires a flexible disc coupling. Maintenance teams and system integrators rely on this hub for replacement of worn coupling components, drivetrain repairs, and restoration of reliable torque transmission. Key specifications include: Brand Rexnord (Regal Rexnord); Part Number 216105; Product Type Thomas Disc Coupling Hub; Coupling Series Thomas DBZ; Coupling Size 101; Bore Type Rough Stock Bore; Maximum Bore Diameter 1.16 in; Standard Bore 5/8 in (rough bore configuration); Hub Material Steel; Hub End Diameter 1.69 in; Function Flexible torque transmission with shaft misalignment compensation; Application Motor-driven industrial power transmission systems; Compatible with Thomas Disc Coupling assemblies. Common replacements: Rexnord 416105 Thomas Disc Coupling Hub; Rexnord 716242 Thomas Disc Pack; Rexnord 816107 Thomas Disc Coupling Hub.