THK SK30 Shaft Support (T‑Shaped)
THK SK30 is a lightweight, T‑shaped aluminum LM shaft support designed for rigidly securing Ø30 mm LM shafts without end machining. It features a slit‑type clamping mechanism for firm shaft fixation via bolts, ideal for light‑to‑medium load linear motion systems.
THK SK30 is a lightweight, T‑shaped aluminum LM shaft support designed for rigidly securing Ø30 mm LM shafts without end machining. It features a slit‑type clamping mechanism for firm shaft fixation via bolts, ideal for light‑to‑medium load linear motion systems.
Official Specifications
| Parameter | Value |
|---|---|
| Shaft Diameter (d) | 30 mm |
| Overall Height (H) | 70 mm |
| Overall Width (W) | 84 mm |
| Length (L) | 28 mm |
| Mounting Hole Pitch (B) | 64 mm |
| Center Height (h) | 42 mm (±0.05 mm) |
| Mounting Bolt Size | M8 |
| Shaft Clamping Bolt Size | M6 |
| Mass | 180 g |
| Material | Aluminum (cast) |
| Surface Treatment | None |
| Operating Temperature | −15 °C to 80 °C (5 °F to 176 °F) |
| Shaft Securing Type | Slit clamp |
| Shape | T‑shaped |
Key Features
- Lightweight aluminum construction for low inertia and easy installation
- Slit‑type clamping enables secure shaft fixation without shaft end machining
- Precision center height (42 mm ±0.05 mm) ensures accurate shaft alignment
- T‑shaped design provides stable mounting and compatibility with standard linear bushing setups
- RoHS compliant for industrial automation applications
Applications
Widely used in automation equipment, packaging machinery, measuring instruments, 3D printers, and light‑duty linear motion systems requiring reliable LM shaft support.
