At yacht-supply24.com, we offer a wide range of Nanni Diesel products, including marine diesel engines, generator sets, and many related accessories such as fuel systems, control systems, filtration systems, and electrical systems. Our selection covers all power and application categories, from bobtail engines to complete power systems, providing customers with comprehensive solutions for their marine engine needs. As an ISO 9001 certified company, Nanni Diesel is dedicated to delivering top-quality products that meet rigorous international standards.
Nanni Diesel is a leading manufacturer of marine diesel engines with a product range spanning from 10 to 1900 hp, as well as power generator sets from 6 kW to 500 kW. Their innovative and unique marinization system, NANNI COMPACT COOLING®, allows for a diverse range of propulsion solutions to suit the specific needs of any vessel. Nanni Diesel is committed to creating and manufacturing innovative solutions that exceed customer expectations while prioritizing environmental sustainability.
Fast deliveries of yacht equipment, calculation, selection of analogues and spare parts. Send us your request and we will contact you ASAP with a solution. We deliver in Cyprus, throughout Europe and worldwide. More than 10 years of experience.
Email us: info@yacht-supply24.com or fill our Feedback form.
You can also fill out the "Ask a question" form on the right or at the bottom of the page.
Fast deliveries of yacht equipment, calculation, selection of analogues and spare parts. Send us your request and we will contact you ASAP with a solution. We deliver in Cyprus, throughout Europe and worldwide. More than 10 years of experience.
Email us: info@yacht-supply24.com or fill our Feedback form.
You can also fill out the "Ask a question" form on the right or at the bottom of the page.
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1-2 weeks delivery time The Nanni Diesel 39020437 stud bolt is a dedicated fastening element used in the heat exchanger exhaust manifold assembly, providing secure clamping for critical mating components. Designed for dependable OEM fit on T6.420TDI and T6.300 engines, it helps maintain stable alignment and joint integrity in a high-temperature, high-vibration marine engine environment. |
$ 20.36
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1-2 weeks delivery time The Nanni Diesel 39020439 threaded stud fastener secures key joints within the heat exchanger and exhaust components on Nanni marine diesel installations. Used across the heat exchanger exhaust manifold and multiple Heat Exchanger PONAM/SARD assembly pages, and also specified for the exhaust elbow on T6 engines, this stud bolt supports rigid alignment and dependable clamping under vibration and temperature cycling for T4.165, T4.180, T4.200, T4.270, T4.230, T4.205 Standard, T6.420TDI, and T6.300 engines. |
$ 12.05
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1-2 weeks delivery time The Nanni Diesel 39020440 stud bolt is a dedicated fastening element used in the heat exchanger and exhaust manifold assembly, helping maintain secure clamping of connected components under vibration and thermal cycling. Built for dependable OEM fit on Nanni T6.420TDI and T6.300 engines, it supports stable sealing and alignment in the cooling-and-exhaust interface area. |
$ 19.91
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1-2 weeks delivery time The Nanni Diesel 39020443 intercooler stud is a dedicated fastener for the intercooler assembly, securing mating components to help maintain a stable, leak-resistant charge-air cooling installation. Used across T4.155 and 4.380TDI engine applications, including stern drive configurations, this stud supports dependable clamping force in a high-vibration marine engine environment and aligns with reference FMP37/05 in the documentation. |
$ 5.24
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1-2 weeks delivery time The Nanni Diesel 39020503 stud bolt is a dedicated mounting fastener used in the turbocharger with exhaust mixer assembly on T4.165, T4.180, and T4.200 engines. Designed to provide secure clamping of turbocharger and mixer-related joints, it helps maintain alignment and sealing integrity in a high-heat, high-vibration exhaust environment. |
$ 8.83
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1-2 weeks delivery time The Nanni Diesel 39020506 mounting stud is a precision fastener used in the engine mount and flywheel housing assemblies to secure critical components under vibration and torque loads. Designed for OEM fit on T6.420TDI and T6.300 engines, it also suits T6.420TDI and T6.300 stern drive engine installations where dependable alignment and retention are essential. |
$ 33.08
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1-2 weeks delivery time The Nanni Diesel 39020549 stud bolt is a dedicated fastening element used in the flywheel housing assembly to secure aligned components under engine and drivetrain loads. Designed for Nanni T6 applications, it supports a stable, vibration-resistant installation on T6.420TDI and T6.300 engines, including stern drive configurations where driveline alignment and rigidity are especially critical. |
$ 9.58
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1-2 weeks delivery time The Nanni Diesel 39020550 M6-60 alternator mounting stud is a high-strength fastener used within the alternator assembly to secure and stabilize alternator installation. Specified as a Class 8.8 stud with J12 and ZN designation, it supports reliable alternator retention on N2.14, N3.21, and N3.21 Standard engines in marine service. |
$ 6.29
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1-2 weeks delivery time The Nanni Diesel 39120305 bolt is a dedicated fastener for the seawater pump assembly, used on both PONAM and SARD seawater pump configurations for T4.230 and T4.270 engines. It secures pump components and helps maintain correct alignment under vibration and continuous raw-water duty, making it a dependable OEM replacement when servicing the seawater pump system. |
$ 1.26
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1-2 weeks delivery time The Nanni Diesel 39129412 mounting screw is a dedicated fastener used in the engine mount assembly to secure and stabilize the engine on its mounts. Designed for Nanni Diesel N2.10, N2.14, and N3.21 Sail Drive engines, it helps maintain correct alignment and reduces the risk of mount movement under vibration and load. |
$ 4.26
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1-2 weeks delivery time The Nanni Diesel 39129418 hex head fastener (M16 x 35) is a secure, OEM-fit bolt used within the engine mount assembly (catalog pages 2 and 3) to keep mounting hardware tightly clamped and aligned under vibration. It is also specified for the exhaust elbow assembly on selected T6 engines, making it a practical replacement bolt for N2.10, N2.14, N3.21 Sail Drive, T6.420TDI, and T6.300 marine engines. |
$ 4.43
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1-2 weeks delivery time The Nanni Diesel 39129426 mounting bolt is a dedicated fastener used in the engine mount assembly to secure and stabilize the power unit on N3.30 Sail Drive engines. Designed as an OEM replacement, it helps maintain correct engine positioning and supports vibration-resistant installation in a marine environment. |
$ 29.19
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1-2 weeks delivery time The Nanni Diesel 39129431 socket head cap screw (912, class 8.8, 8x60) is a marine-grade fastening element used in the heat exchanger assembly on N4.85 and N4.100 engines. It helps clamp and secure heat exchanger components to maintain a stable, leak-resistant cooling package under vibration and thermal cycling. |
$ 1.38
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1-2 weeks delivery time The Nanni Diesel 39129433 socket head cap screw is a high-strength fastening element used in the heat exchanger assembly on N4.85 and N4.100 engines. Specified to standard 912 with property class 10.9 and size 8x160, it helps secure heat exchanger components under vibration and thermal cycling for a stable, leak-resistant installation. |
$ 11.97
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1-2 weeks delivery time The Nanni Diesel 39129507 mounting bolt is a marine-grade fastener used within the engine mount and flywheel housing assemblies to keep critical drivetrain interfaces securely clamped under vibration and load. Designed for T6.420TDI and T6.300 engines, it is also specified for T6.420TDI Stern Drive and T6.300 Stern Drive configurations where dependable alignment and retention of mounted components are essential. |
$ 2.61
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1-2 weeks delivery time The Nanni Diesel 39129510 mounting bolt is a marine-grade fastener used across key drivetrain and mounting points, including the flywheel housing, gearbox flange, and engine mount assemblies. Designed for secure, vibration-resistant clamping, it supports proper alignment and retention on a wide range of Nanni engines such as 4.390TDI Stern Drive, T4.155, 4.380TDI, T4.165, T4.180, T4.200, T4.212, T4.270, T4.230, T4.205 Standard, T6.420TDI, and T6.300 applications. |
$ 5.52
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1-2 weeks delivery time The Nanni Diesel 39129515 hex socket cap screw is a high-strength fastening element used in the N4.100 air cooler assembly on N4.85 and N4.103 engines. Built to the DIN 912 standard with an M12 x 120 size and 1.25 thread pitch, it helps clamp air-cooler components securely to maintain a stable, leak-free installation under vibration and thermal cycling. |
$ 76.69
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1-2 weeks delivery time The Nanni Diesel 39129602 mounting bolt is a high-strength fastener used in the support and mounting area of the engine installation. Fitted within the support and mounting, engine mount, and mounts and suspensions assemblies, it helps secure the engine mount hardware to maintain alignment and reduce movement under marine vibration on N2.14, N3.21, and N3.21 Standard engines. |
$ 7.12
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Where is the Nanni Diesel engine typically located on a yacht or vessel?
Nanni Diesel engines are commonly located in the engine compartment or engine room of yachts and vessels. These powerful marine engines are known for their reliability and are often installed below deck, providing propulsion and power for various onboard systems. Nanni Diesel offers a comprehensive range of engine parts and spare parts to ensure the continued performance of their engines in the demanding marine environment.
What spare parts catalog is available for Nanni Diesel engines?
Nanni Diesel provides an extensive spare parts catalog tailored to their engines, offering a wide array of genuine components. This comprehensive catalog includes parts for various engine models, such as Nanni Diesel marine engines, Nanni boat engines, Nanni generators, and heat exchangers. It covers critical components like filters, gaskets, pumps, belts, and more, making it a valuable resource for boat owners and technicians to easily identify and obtain the specific parts needed for maintenance, repairs, or replacements.
Nanni Diesel engines are strategically designed to fit within the engine compartment or dedicated engine room of yachts and vessels, optimizing space utilization while ensuring efficient performance. With a diverse lineup ranging from compact 10hp engines to powerful models, Nanni offers a comprehensive range of marine diesel engines tailored to suit varying vessel sizes and applications worldwide. Their commitment to quality extends to a full range of marine engine parts and spare parts, backed by extensive sales and customer support to assist boat owners in maintaining top-tier performance, whether at home or exploring the seas.
What types of maintenance are recommended for Nanni Marine Diesel Engines?
To ensure the optimal performance and longevity of Nanni Diesel engines, regular maintenance practices are crucial. This includes routine checks of engine components, changing filters and fluids at recommended intervals, inspecting and cleaning heat exchangers, and using genuine Nanni spare parts when replacements are needed. Following the manufacturer's guidelines outlined in the Nanni Diesel spare parts catalogue is essential for maintaining the engine's reliability and efficiency in marine applications.