Cutting tool・tooling

NAKASEIKI

🛠️ NPC-4TTS-43 – Wedge Chuck 4-Inch
4 Fingers – Stable Clamping – Efficient Chip Evacuation – Compact Integration
The NPC-4TTS-43 is a high-performance pneumatic chuck designed for precision clamping in automated systems. With four fingers for balanced grip and a central through-hole for coolant and chip evacuation, it’s built for clean, stable, and efficient operation.

⚙️ Highlighted Features
- 🔩 4-Finger Design
→ Ensures uniform clamping force and long-term stability
- 🌀 Integrated φ6.0 mm Through-Hole
→ Supports direct coolant flow
→ Enables sensor mounting or chip evacuation
- 🔄 Bottom-Center Air Supply
→ Streamlined pneumatic layout for easy system integration

📊 Technical Specifications
| Specification | Value |
| Number of Fingers | 4 |
| Stroke per Finger | 3 mm |
| Through-Hole Diameter | φ6.0 mm |
| Repeatability | ±0.005 mm |
| Operating Pressure | 0.15 – 0.6 MPa |
| Gripping Force (@0.1 MPa) | 1161 N |
| Max Rotation Speed | 2000 RPM |
| Weight | 2540 g |
| Air Connection | FT-30 / FTB-30 / K variants |

🔎 Key Advantages
- ✅ Compact and lightweight – easy to integrate
- ✅ Direct chip evacuation and coolant flow through center
- ✅ High repeatability – stable clamping over time
- ✅ Ideal for rotary tables, robotic arms, and automated CNC setups

🎯 NPC-4TTS-43 – Smart Clamping. Clean Operation. Smooth Performance.
Your go-to solution for precision automation.