Cutting tool・tooling

NAKASEIKI

🟧 NPC-1TK-F32 – Micro-Sized Crossbar Chuck for High-Precision Gripping
1-Inch, 3-Finger Chuck Made of Steel – Ideal for Miniature Components and Limited-Space Installations
The NPC-1TK-F32 is a crossbar-type pneumatic chuck designed for ultra-compact environments. With a steel body and high repeatability, it offers reliable gripping performance for small parts in micro-lathes, measuring devices, and precision assembly systems.

✨ Key Features
- ✅ Crossbar Mechanism – 3 Fingers
→ Provides balanced force distribution, ideal for long jaws and stable gripping
- ✅ Extremely Compact Size – 1 inch
→ Perfect for installations in tight or confined spaces
- ✅ Short Stroke – φ2 mm per finger
→ Suitable for gripping miniature components with precision
- ✅ High Repeatability – ±0.03 mm
→ Ensures consistent accuracy in high-speed automation
- ✅ Steel Body – 120 g
→ Durable and rigid for long-term industrial use
- ✅ Bottom-Center Air Port
→ Optimized for modular mounting and clean pneumatic routing

⚙️ Technical Specifications
| Item | Value |
| Model | NPC-1TK-F32 |
| Chuck Type | Crossbar, 3 fingers |
| Chuck Size | 1 inch |
| Jaw Stroke per Finger | φ2 mm |
| Repeatability Accuracy | ±0.03 mm |
| Operating Pressure | 0.15 – 0.6 MPa |
| Clamping Force (Outer Grip) | 18 N @ 0.1 MPa |
| Material | Steel (Fe) |
| Weight | 120 g |
| Mounting Hole Pitch | P.C.D 19 |
| Top Mounting Bolts | M3 × 6 |
| Bottom Mounting Bolts | M3 × 6 |
| Bottom Fit Dimensions | φ14h7 × 1.5 mm |
| Max Rotation Speed | 500 min⁻¹ |
| Air Feed Port | FT-10 |

🔧 Applications
- ✔ Gripping miniature components in micro-lathes and precision devices
- ✔ Ideal for confined spaces in compact automation systems
- ✔ Suitable for high-speed robotic arms and measuring equipment

🟧 NPC-1TK-F32 – A micro-sized steel chuck engineered for precision, durability, and space-constrained automation.