• THK LM-GA-OP Linear Bush Metal Retainer Open Type (LM12GA-OP~LM120A-OP)
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THK LM-GA-OP Linear Bush Metal Retainer Open Type (LM12GA-OP~LM120A-OP)

THK LM-GA-OP Linear Bush Metal Retainer Open Type (LM12GA-OP~LM120A-OP)

LM-GA-OP type Linear Bush — metal retainer, open type.

Key features

  • One ball circuit (50~80°) cut away from outer shell
  • Usable at shaft deflection support points
  • Clearance adjustable
  • For high-temperature environments
  • Oil hole standard
  • Shaft diameters: 12~120mm

Specifications

Retainer Metal (high-temperature use)
Type Open type (1 circuit cutaway, 50~80°)
Feature Usable at shaft deflection support points
Oil Hole Standard equipped
Clearance Adjustable
LM12GA-OP THK Linear Bush metal retainer OP, shaft φ12mm, OD φ21mm, L=30mm | Shaft Dia.: D0=12mm | Outer Dia.: D=21mm | Length: L=30mm | Retainer: Metal (high-temperature use) | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Oil Hole: Standard equipped | Clearance: Adjustable
LM13GA-OP THK Linear Bush metal retainer OP, shaft φ13mm, OD φ23mm, L=32mm | Shaft Dia.: D0=13mm | Outer Dia.: D=23mm | Length: L=32mm | Retainer: Metal (high-temperature use) | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Oil Hole: Standard equipped | Clearance: Adjustable
LM16GA-OP THK Linear Bush metal retainer OP, shaft φ16mm, OD φ28mm, L=37mm | Shaft Dia.: D0=16mm | Outer Dia.: D=28mm | Length: L=37mm | Retainer: Metal (high-temperature use) | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Oil Hole: Standard equipped | Clearance: Adjustable
LM20GA-OP THK Linear Bush metal retainer OP, shaft φ20mm, OD φ32mm, L=42mm | Shaft Dia.: D0=20mm | Outer Dia.: D=32mm | Length: L=42mm | Retainer: Metal (high-temperature use) | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Oil Hole: Standard equipped | Clearance: Adjustable
LM25GA-OP THK Linear Bush metal retainer OP, shaft φ25mm, OD φ40mm, L=59mm | Shaft Dia.: D0=25mm | Outer Dia.: D=40mm | Length: L=59mm | Retainer: Metal (high-temperature use) | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Oil Hole: Standard equipped | Clearance: Adjustable
LM30GA-OP THK Linear Bush metal retainer OP, shaft φ30mm, OD φ45mm, L=64mm | Shaft Dia.: D0=30mm | Outer Dia.: D=45mm | Length: L=64mm | Retainer: Metal (high-temperature use) | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Oil Hole: Standard equipped | Clearance: Adjustable
LM35GA-OP THK Linear Bush metal retainer OP, shaft φ35mm, OD φ52mm, L=70mm | Shaft Dia.: D0=35mm | Outer Dia.: D=52mm | Length: L=70mm | Retainer: Metal (high-temperature use) | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Oil Hole: Standard equipped | Clearance: Adjustable
LM38GA-OP THK Linear Bush metal retainer OP, shaft φ38mm, OD φ57mm, L=76mm | Shaft Dia.: D0=38mm | Outer Dia.: D=57mm | Length: L=76mm | Retainer: Metal (high-temperature use) | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Oil Hole: Standard equipped | Clearance: Adjustable
LM40GA-OP THK Linear Bush metal retainer OP, shaft φ40mm, OD φ60mm, L=80mm | Shaft Dia.: D0=40mm | Outer Dia.: D=60mm | Length: L=80mm | Retainer: Metal (high-temperature use) | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Oil Hole: Standard equipped | Clearance: Adjustable
LM50GA-OP THK Linear Bush metal retainer OP, shaft φ50mm, OD φ80mm, L=100mm | Shaft Dia.: D0=50mm | Outer Dia.: D=80mm | Length: L=100mm | Retainer: Metal (high-temperature use) | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Oil Hole: Standard equipped | Clearance: Adjustable
LM60GA-OP THK Linear Bush metal retainer OP, shaft φ60mm, OD φ90mm, L=110mm | Shaft Dia.: D0=60mm | Outer Dia.: D=90mm | Length: L=110mm | Retainer: Metal (high-temperature use) | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Oil Hole: Standard equipped | Clearance: Adjustable
LM80GA-OP THK Linear Bush metal retainer OP, shaft φ80mm, OD φ120mm, L=140mm | Shaft Dia.: D0=80mm | Outer Dia.: D=120mm | Length: L=140mm | Retainer: Metal (high-temperature use) | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Oil Hole: Standard equipped | Clearance: Adjustable
LM100GA-OP THK Linear Bush metal retainer OP, shaft φ100mm, OD φ150mm, L=175mm | Shaft Dia.: D0=100mm | Outer Dia.: D=150mm | Length: L=175mm | Retainer: Metal (high-temperature use) | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Oil Hole: Standard equipped | Clearance: Adjustable
LM120A-OP THK Linear Bush metal retainer OP, shaft φ120mm, OD φ180mm, L=200mm | Shaft Dia.: D0=120mm | Outer Dia.: D=180mm | Length: L=200mm | Retainer: Metal (high-temperature use) | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Oil Hole: Standard equipped | Clearance: Adjustable
Linear BushingsTHK
14 product codes available in this family
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THK LM-GA-OP Linear Bush Metal Retainer Open Type (LM12GA-OP~LM120A-OP)

Brand THK·Linear Bushings

Available part numbers (14)

LM12GA-OP, LM13GA-OP, LM16GA-OP, LM20GA-OP, LM25GA-OP, LM30GA-OP, LM35GA-OP, LM38GA-OP, LM40GA-OP, LM50GA-OP + 4 more — see full table ↓

How to order

Send the THK part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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Product codes & specifications
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Product codeSpec
LM12GA-OPTHK Linear Bush metal retainer OP, shaft φ12mm, OD φ21mm, L=30mm | Shaft Dia.: D0=12mm | Outer Dia.: D=21mm | Length: L=30mm | Retainer: Metal (high-temperature use) | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Oil Hole: Standard equipped | Clearance: Adjustable
LM13GA-OPTHK Linear Bush metal retainer OP, shaft φ13mm, OD φ23mm, L=32mm | Shaft Dia.: D0=13mm | Outer Dia.: D=23mm | Length: L=32mm | Retainer: Metal (high-temperature use) | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Oil Hole: Standard equipped | Clearance: Adjustable
LM16GA-OPTHK Linear Bush metal retainer OP, shaft φ16mm, OD φ28mm, L=37mm | Shaft Dia.: D0=16mm | Outer Dia.: D=28mm | Length: L=37mm | Retainer: Metal (high-temperature use) | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Oil Hole: Standard equipped | Clearance: Adjustable
LM20GA-OPTHK Linear Bush metal retainer OP, shaft φ20mm, OD φ32mm, L=42mm | Shaft Dia.: D0=20mm | Outer Dia.: D=32mm | Length: L=42mm | Retainer: Metal (high-temperature use) | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Oil Hole: Standard equipped | Clearance: Adjustable
LM25GA-OPTHK Linear Bush metal retainer OP, shaft φ25mm, OD φ40mm, L=59mm | Shaft Dia.: D0=25mm | Outer Dia.: D=40mm | Length: L=59mm | Retainer: Metal (high-temperature use) | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Oil Hole: Standard equipped | Clearance: Adjustable
LM30GA-OPTHK Linear Bush metal retainer OP, shaft φ30mm, OD φ45mm, L=64mm | Shaft Dia.: D0=30mm | Outer Dia.: D=45mm | Length: L=64mm | Retainer: Metal (high-temperature use) | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Oil Hole: Standard equipped | Clearance: Adjustable
LM35GA-OPTHK Linear Bush metal retainer OP, shaft φ35mm, OD φ52mm, L=70mm | Shaft Dia.: D0=35mm | Outer Dia.: D=52mm | Length: L=70mm | Retainer: Metal (high-temperature use) | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Oil Hole: Standard equipped | Clearance: Adjustable
LM38GA-OPTHK Linear Bush metal retainer OP, shaft φ38mm, OD φ57mm, L=76mm | Shaft Dia.: D0=38mm | Outer Dia.: D=57mm | Length: L=76mm | Retainer: Metal (high-temperature use) | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Oil Hole: Standard equipped | Clearance: Adjustable
LM40GA-OPTHK Linear Bush metal retainer OP, shaft φ40mm, OD φ60mm, L=80mm | Shaft Dia.: D0=40mm | Outer Dia.: D=60mm | Length: L=80mm | Retainer: Metal (high-temperature use) | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Oil Hole: Standard equipped | Clearance: Adjustable
LM50GA-OPTHK Linear Bush metal retainer OP, shaft φ50mm, OD φ80mm, L=100mm | Shaft Dia.: D0=50mm | Outer Dia.: D=80mm | Length: L=100mm | Retainer: Metal (high-temperature use) | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Oil Hole: Standard equipped | Clearance: Adjustable
LM60GA-OPTHK Linear Bush metal retainer OP, shaft φ60mm, OD φ90mm, L=110mm | Shaft Dia.: D0=60mm | Outer Dia.: D=90mm | Length: L=110mm | Retainer: Metal (high-temperature use) | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Oil Hole: Standard equipped | Clearance: Adjustable
LM80GA-OPTHK Linear Bush metal retainer OP, shaft φ80mm, OD φ120mm, L=140mm | Shaft Dia.: D0=80mm | Outer Dia.: D=120mm | Length: L=140mm | Retainer: Metal (high-temperature use) | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Oil Hole: Standard equipped | Clearance: Adjustable
LM100GA-OPTHK Linear Bush metal retainer OP, shaft φ100mm, OD φ150mm, L=175mm | Shaft Dia.: D0=100mm | Outer Dia.: D=150mm | Length: L=175mm | Retainer: Metal (high-temperature use) | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Oil Hole: Standard equipped | Clearance: Adjustable
LM120A-OPTHK Linear Bush metal retainer OP, shaft φ120mm, OD φ180mm, L=200mm | Shaft Dia.: D0=120mm | Outer Dia.: D=180mm | Length: L=200mm | Retainer: Metal (high-temperature use) | Type: Open type (1 circuit cutaway, 50~80°) | Feature: Usable at shaft deflection support points | Oil Hole: Standard equipped | Clearance: Adjustable

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