![[THK] — LM-OP Linear Bush Open Type (LM13-OP~LM60-OP)](https://img.prosourcemro.com/2026/05/001-974-1024x830.png)
Linear Bushings
THK
[THK] — LM-OP Linear Bush Open Type (LM13-OP~LM60-OP)
Family ID: THK-LM-OP
LM-OP type Linear Bush — open type. One ball circuit (50~80°) is cut away from the outer shell, allowing use where the LM shaft is supported at a deflection point. Clearance easily adjustable. Shaft diameters: 13~60mm. Synthetic resin retainer standard (max 80°C).
9 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| LM13-OP | THK Linear Bush open type, shaft φ13mm, OD φ23mm, L=32mm | THK | Shaft Dia.: D0=13mm | Outer Dia.: D=23mm | Length: L=32mm | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Clearance: Adjustable | Max Temp.: 80°C (standard retainer) | Oil Hole: Add suffix OH on order | ||
| LM16-OP | THK Linear Bush open type, shaft φ16mm, OD φ28mm, L=37mm | THK | Shaft Dia.: D0=16mm | Outer Dia.: D=28mm | Length: L=37mm | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Clearance: Adjustable | Max Temp.: 80°C (standard retainer) | Oil Hole: Add suffix OH on order | ||
| LM20-OP | THK Linear Bush open type, shaft φ20mm, OD φ32mm, L=42mm | THK | Shaft Dia.: D0=20mm | Outer Dia.: D=32mm | Length: L=42mm | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Clearance: Adjustable | Max Temp.: 80°C (standard retainer) | Oil Hole: Add suffix OH on order | ||
| LM25-OP | THK Linear Bush open type, shaft φ25mm, OD φ40mm, L=59mm | THK | Shaft Dia.: D0=25mm | Outer Dia.: D=40mm | Length: L=59mm | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Clearance: Adjustable | Max Temp.: 80°C (standard retainer) | Oil Hole: Add suffix OH on order | ||
| LM30-OP | THK Linear Bush open type, shaft φ30mm, OD φ45mm, L=64mm | THK | Shaft Dia.: D0=30mm | Outer Dia.: D=45mm | Length: L=64mm | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Clearance: Adjustable | Max Temp.: 80°C (standard retainer) | Oil Hole: Add suffix OH on order | ||
| LM35-OP | THK Linear Bush open type, shaft φ35mm, OD φ52mm, L=70mm | THK | Shaft Dia.: D0=35mm | Outer Dia.: D=52mm | Length: L=70mm | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Clearance: Adjustable | Max Temp.: 80°C (standard retainer) | Oil Hole: Add suffix OH on order | ||
| LM40-OP | THK Linear Bush open type, shaft φ40mm, OD φ60mm, L=80mm | THK | Shaft Dia.: D0=40mm | Outer Dia.: D=60mm | Length: L=80mm | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Clearance: Adjustable | Max Temp.: 80°C (standard retainer) | Oil Hole: Add suffix OH on order | ||
| LM50-OP | THK Linear Bush open type, shaft φ50mm, OD φ80mm, L=100mm | THK | Shaft Dia.: D0=50mm | Outer Dia.: D=80mm | Length: L=100mm | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Clearance: Adjustable | Max Temp.: 80°C (standard retainer) | Oil Hole: Add suffix OH on order | ||
| LM60-OP | THK Linear Bush open type, shaft φ60mm, OD φ90mm, L=110mm | THK | Shaft Dia.: D0=60mm | Outer Dia.: D=90mm | Length: L=110mm | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Clearance: Adjustable | Max Temp.: 80°C (standard retainer) | Oil Hole: Add suffix OH on order |
