THK LM10UU Linear Ball Bushing
The THK LM10UU is a standard, closed-type linear ball bushing from THK's iconic LM series. It is designed for smooth, low-friction linear motion on a 10mm diameter precision shaft, featuring dual rubber seals (UU designation) for dust protection and lubrication retention.
The THK LM10UU is a standard, closed-type linear ball bushing from THK's iconic LM series. It is designed for smooth, low-friction linear motion on a 10mm diameter precision shaft, featuring dual rubber seals (UU designation) for dust protection and lubrication retention.
Official Specifications
| Parameter | Value |
|---|---|
| Model Number | LM10UU |
| Type | Standard Linear Ball Bushing (Closed Type, Double-sealed) |
| Shaft Diameter (d) | 10 mm |
| Outer Diameter (D) | 19 mm |
| Overall Length (L) | 29 mm |
| Number of Ball Rows | 4 rows |
| Retainer Material | Steel |
| Seal Type | UU: Rubber seals on both ends |
| Precision Grade | High Grade (Standard) |
| Basic Dynamic Load Rating (C) | 0.86 kN |
| Basic Static Load Rating (C0) | 1.37 kN |
| Material | High-carbon chromium bearing steel |
| Operating Temperature | -30°C to +80°C |
| Net Weight | Approx. 0.03 kg |
Key Features (from THK)
- Standardized Design: Complies with international dimensional standards for broad interchangeability in automated machinery.
- Efficient Ball Recirculation: Four rows of precision-ground steel balls provide stable, high-rigidity linear movement with minimal friction.
- Dust Protection (UU Type): Equipped with rubber seals on both ends to prevent contamination and extend grease life, ideal for harsh industrial environments.
- High Precision: Manufactured to THK's High Grade standards, ensuring consistent running accuracy and dimensional tolerances.
- Steel Retainer: Durable steel cage maintains precise ball alignment for smooth operation and resistance to vibration.
Typical Applications
- Semiconductor manufacturing equipment
- Precision measuring instruments
- Office automation (OA) machines
- 3D printers and small CNC machinery
- Pneumatic cylinders and automated assembly lines
- Medical and laboratory equipment
