Products

External Gear Pumps
Series GK

With the power to handle the most advanced pumping needs, the Series GK from Micropump features a compact size, pulseless delivery, and high-precision performance. A cavity style design delivers benefits like leak-free performance and chemical resistance, making the Series GK ideal for a variety of fluid handling applications. Durable and dependable, the Series GK also ensures a tailor-made solution for your specific needs with a wide range of available options, materials, and configurations.

Small Size
Leak-Free
Smooth, Pulseless Delivery
Chemically Resistant
Easy to Service
Proven Reliability
Advanced Pump Technology
OEM Configurations
High-System Pressure Capability
Enhanced Efficiency

Drive Options
Coming Soon

Documents	Model	PDF
Product Datasheet	Series GK	264KB
Service Sheet P/N 5479	GK-K23 GK-K23.E	125KB
Technical Specifications		120KB
Installation, Operation and Warranty Information P/N 7046		363KB

This data sheet is available to download as an Adobe PDF document.

Product Code

Prefix:
O/C = Order Code
S/K = Service Kit

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Performance Summary

	Flow Rate
	at 3450 rpm 10.9 L/min				2.9 gpm
	Displacement
	Gear Set				K23
	ml/rev				3.15
	Maximum Differential Pressure
	4.2 Bar				60 psi
	Maximum System Pressure
	103 Bar				1500 psi
	Temperature Range
	-46 to 54° C				-50 to 130° F
	Viscosity Range
	0.2 to 1500 cps
	Maximum Speed
	4000 rpm

Pump Construction

Magnetic Drive Gear Pump
Cavity Style
Two Helical, Shafted Gears
Sleeve Bushings
O-Ring Seals

Wetted Materials

Base Materials
- 316 Stainless Steel
Gears
- PTFE
Static Seals
- PTFE
- Viton®

Magnets

Driven & Driving
- Ferrite

Product Enhancements

Carbon Bushings
Deck Ports

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