At Navitech Diesel, we understand that vessel performance depends on the reliability of every component.
We supply a comprehensive range of marine spare parts and equipment for main and auxiliary engines, pumps, compressors, hydraulic systems, and deck machinery etc. — ensuring your operations run smoothly and without delay.
Our products are sourced from trusted manufacturers across China, Korea, Germany, Italy, and other leading industrial nations.
With genuine, OEM, and replacement options available, we provide flexibility in performance, price, and availability — helping you find the right balance between quality and cost efficiency.
Beyond spare parts, Navitech Diesel offers professional technical consultancy to assist clients in identifying correct parts, troubleshooting equipment issues, and improving system reliability.
Our experienced engineers provide guidance that ensures every vessel operates safely, efficiently, and with confidence.
With Navitech Diesel, you gain more than a supplier — you gain a technical solution partner committed to delivering reliability, precision, and performance at sea.

Comprehensive range of main and auxiliary diesel engine spare parts for 2-stroke and 4-stroke marine engines. We supply genuine and OEM components for MAN, Wärtsilä, Yanmar, Mitsubishi, Caterpillar, and Cummins — including pistons, liners, cylinder heads, connecting rods, bearings, fuel injection equipment, gaskets, and complete overhaul kits.

High-efficiency turbocharger components and complete overhaul kits for marine diesel engines. We supply genuine and OEM spares for ABB, KBB, MET, Napier, PBS, and IHI turbochargers — including rotors, nozzle rings, blades, bearing housings, seal kits, oil pumps, and turbine casings.

Marine-grade air compressors and complete spare part kits designed for reliable and efficient shipboard operation. We supply genuine and OEM components for Sperre, Hatlapa, JP Sauer, and Daikin compressors — including valve plates, piston rings, connecting rods, crankshafts, bearings, oil seals, intercoolers, unloaders, and control valves.

















We supply genuine and OEM spare parts for Alfa Laval, Westfalia, and Mitsubishi systems — including bowls, discs, paring tubes, seals, and gasket sets. Each component is precision-manufactured to ensure optimal separation efficiency, reduced sludge discharge, and compliance with IMO and class standards.

Extensive range of marine pumps and spare parts for critical shipboard systems including cooling, ballast, bilge, fuel oil, and fresh water applications. We provide genuine and OEM spares for Allweiler, DESMI, Hamworthy, KSB, Azcue, and Iron pumps etc. — covering impellers, shafts, bearings, mechanical seals, casings, couplings, and gland packings.

High-performance plate and shell-type heat exchangers engineered for marine applications such as jacket water cooling, lube oil cooling, and central fresh-water systems. We supply genuine and OEM spare parts for Alfa Laval, Kelvion, APV, GEA, and Tranter units — including plates, gaskets, frames, tie bolts, and end covers.

















High-performance marine filtration systems and replacement filter elements for lubrication oil, fuel oil, hydraulic oil, and air systems. We supply genuine and OEM filters from Boll & Kirch, Alfa Laval, Parker, Hydac, Mahle, Donaldson, and Fleetguard etc. ensuring maximum protection for your engines and onboard equipment. Our product range includes cartridge, duplex, automatic backflush, and air intake filters.

Advanced marine automation and electrical control systems designed for efficient and safe vessel operation. We supply genuine and OEM electronic components from ABB, Omron, Schneider Electric, Phoenix Contact, Pepperl+Fuchs, Eaton, and Endress+Hauser — including sensors, controllers, PLC modules, relays, transmitters, and monitoring panels.

Durable marine couplings and bearing assemblies engineered for power transmission and propulsion systems. We supply genuine and OEM parts from ZF, Flender, Vulkan, Renk, Twin Disc, and Voith, covering flexible couplings, shaft bearings, thrust blocks, and vibration dampers.
















Comprehensive range of marine boiler and incinerator spare parts for oil-fired, exhaust gas, and composite units. Genuine and OEM components from Alfa Laval, Kangrim, Mitsubishi, Saacke, and Greens include burners, flame scanners, control valves, nozzles, pressure regulators, and safety devices.

High-performance sterntube sealing and bearing systems ensuring watertight protection and shaft integrity. We offer OEM and replacement seals from Simplex, Kobelco, Kemel, Wärtsilä, and IHC Lagersmit etc. including seal rings, liners, housings, and air guard systems.

Complete range of marine propulsion system components for main propulsion and thruster units. We supply genuine and OEM spares for Wärtsilä, Rolls-Royce, Schottel, Brunvoll, Kamewa, and Berg etc.— including propeller blades, hubs, pitch control units, hydraulic power packs, and steering gear components.










