
Koshin Pumps
Japanese Gear Pumps. Positive Displacement for Oils and Lubricants.
The Koshin GL Series gear pumps are designed with a large pitch and high tolerance to manage most viscous fluids and thick lubricants. Positive displacement delivers excellent capacity (litre/minute) control, with self-priming to 4 metres once wet. The GL Series couples to electric, pneumatic or hydraulic geared motors.
Product Ranges
Available Models

Koshin GL Series
Positive displacement gear pumps with large pitch and high tolerance for most viscous fluids and thick lubricants. Two moveable parts — positive suction with non-vibrating pressure. Can be coupled to electric, pneumatic or hydraulic geared motors.
Key Specs
- Large pitch gear design for viscous fluids and thick lubricants
- Positive displacement — accurate litre/minute flow control
- Self-priming to 4 metres once wet
- Two moveable parts — positive suction, non-vibrating pressure
- Couples to electric, pneumatic or hydraulic geared motors
- Maintenance friendly
Models
Range Performance Guide

Key Features
What Sets Koshin Apart
- Japanese manufacturing quality
- Large pitch for high viscosity tolerance
- Accurate flow control
- Multiple motor drive options
Applications
Industries We Serve
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