NCT-RB Tables have a rear mounted drive motor, especially suited for use on compact machines and where the workspace is limited. High rigidity and excellent thrust force capabilities due to its optimal structure design.
| Model | NCT-250RB | 
| Table diameter (mm) | Ø250 | 
| Diameter of "Pilot" bore (mm) | Ø50H7 | 
| Diameter of through hole (mm) | Ø40 | 
| Center height with table top vertical (mm) | 170 | 
| Width of T slots (mm) | 12 H7 | 
| Width of alignment key in mounting base (mm) | 18 H7 | 
| Clamp operation pressure (Hydraulic) (bar) | 35 | 
| Ambient temperature (°C) | 18°~40° | 
Minimum input increment (degree)  | 0.001° | 
| Gear ratio, Motor to Table Top | 1/120 | 
| Indexing accuracy (sec of arc) | 15’’ | 
| Repeatability (sec of arc) | 4’’ | 
| Net Weight (kg) | 140 |