Ship-Machinery.com | Marine Support Equipment Manufacturer

Company Profile

Nantong Navigation Machinery Group Co. is a professional ship equipment production enterprise with a history dating back to 1973. Originally established as a branch of the Diesel Filter Plant under the National Sixth Department of Machinery and Industry, we have evolved into a leading manufacturer of high-quality marine support systems.

In 1996, we restructured as a limited company, and in 2009, we adopted our current name. With over 40 years of industry experience and advanced production technology, our team delivers reliable, performance-driven solutions for global maritime applications.

40+ Years of Expertise

1/3 Technicians in Team

Global Marine Solutions

ISO-Certified Manufacturing

Our Product Range

Precision-engineered marine systems for fuel, lubrication, hydraulics, automation, and auxiliary functions.

Fully Automatic Backflush Filter

Self-cleaning oil filter system for continuous operation without downtime. Ideal for main engine lube oil and fuel oil applications.

General Fuel Oil Filter

High-efficiency filtration unit for marine diesel engines, ensuring clean fuel supply and extended engine life.

CFD Combined Unit for Oil Separator

Integrated system combining fuel oil supply, heating, and separation for optimal fuel conditioning.

Standalone Hydraulic Top Bracing System

Robust bracing solution for securing heavy marine equipment during vessel motion and rough seas.

Pneumatic Hydraulic Top Bracing Device

Dual-action bracing system combining pneumatic and hydraulic technologies for enhanced stability.

M/E Hydraulic Lateral Support Device

Prevents lateral movement of main engines under dynamic load conditions, ensuring alignment and safety.

Hydraulic Shaft Coupling

High-torque transmission coupling with hydraulic assembly for precise alignment and vibration damping.

Hydraulic Fitting Bolt

Pre-stressed bolting system using hydraulic tensioning for secure and reliable joint integrity.

Hydraulic Nuts

Reusable hydraulic tensioning nuts for high-load applications in marine propulsion and auxiliary systems.

Refrigerated Compressed Air Dryer

Ensures dry, clean compressed air for pneumatic systems, preventing corrosion and condensation.

Propeller Shaft Grounding Device

Prevents electrical corrosion in propeller shafts by providing a safe path for stray currents.

UV Water Purifier

Advanced disinfection system using ultraviolet light to eliminate bacteria and pathogens in potable water.

Why Choose Our Equipment?

Engineered for durability, efficiency, and seamless integration into modern marine systems.

Industrial Grade Build

Constructed with marine-grade materials to withstand harsh environments and continuous operation.

Automatic Operation

Self-cleaning and automated systems reduce maintenance needs and downtime.

Safety Certified

Compliant with international marine standards and safety regulations.

Global Support

Backed by technical support and service networks across key maritime regions.

Marine Solutions

Comprehensive systems designed for fuel, lubrication, automation, and vessel safety.

Fuel & Lube Oil Management

Fully Automatic Backflush Filters
Fuel Oil Supply and Booster Modules
CFD Combined Units for Oil Separators
Heating Tanks for Cylinder Lubricating Oil

Hydraulic & Automation Systems

Hydraulic Top Bracing and Lateral Supports
Valve Remote Control Systems (Hydraulic, Pneumatic, Electric)
Remote Liquid Level Monitoring
Integrated Control Panels

Frequently Asked Questions

What types of vessels use your equipment?

Our systems are installed on container ships, bulk carriers, tankers, offshore vessels, and naval fleets worldwide.

Do you offer customization for specific engine models?

Yes, we provide tailored solutions based on engine specifications, vessel layout, and operational requirements.

Are your products compliant with marine classification societies?

All products meet or exceed standards from ABS, DNV, LR, CCS, and other major classification bodies.

What is the typical delivery time for standard units?

Standard products are typically delivered within 6–8 weeks. Custom systems may require additional time.

Do you provide installation support or training?

Yes, we offer technical documentation, remote support, and on-site assistance upon request.

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Advanced Marine Machinery & Support Equipment