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 970300275 M6x25 hex head bolt is a versatile OEM fastener used to secure key auxiliary components across several Nanni marine engine installations. Fitted in assemblies such as the oil drain pump, electrical stop system, heat exchanger group (including heat exchanger exhaust manifold and PONAM/SARD variants), fuel filter assembly, and turbocharger exhaust mixer, it helps maintain dependable clamping and alignment on 2.40HE, 2.60HE, 3.90HE, 4.110HE, N3.30, N4.38, T4.270, T4.230, T4.205 Standard, T6.420TDI, and T6.300 engines. |
$ 0.34
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1-2 weeks delivery time The Nanni Diesel 970300276 hex head M6x50 fastener is a versatile OEM bolt used across key engine assemblies to secure components and maintain stable alignment under vibration and thermal cycling. Installed in locations such as the timing gear case, intake manifold, engine block, and the fuel filter assembly for injector protection hardware, it fits Nanni 2.40HE, 2.60HE, 4.190HE, 4.195HE, 4.200HE, 4.220HE, 5.280HE, N3.30, and N4.38 engines. |
$ 0.59
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1-2 weeks delivery time The Nanni Diesel 970300289 D17 ring gasket is a sealing element used across the heat exchanger circuit and related cooler assemblies, including heat exchanger details, heat exchanger exhaust manifold configurations, and gear box oil cooler applications. It helps maintain tight joints in liquid-cooled systems to support stable operating temperatures and dependable lubrication cooling on a wide range of Nanni engines such as 3.100HE, 4.220HE, 4.330TDI, N4.60, and multiple T4 and T6 series variants. |
$ 4.52
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1-2 weeks delivery time The Nanni Diesel 970300292 cotter pin (1.6x25) is a compact locking fastener used to secure pinned joints on 5.250TDI marine engines. Installed within both the accelerator assembly and the turbo and exhaust mixer assembly, it helps prevent hardware from backing out under vibration, maintaining dependable linkage retention and stable operation in demanding engine-room conditions. |
$ 1.46
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1-2 weeks delivery time The Nanni Diesel 970300295 fuel supply hose assembly routes clean, filtered fuel from the fuel filter to the injection pump to support stable delivery and dependable engine operation. Used within the fuel filter system, this hose set is a direct-fit replacement for Nanni Diesel 2.40HE, 2.50HE, and 3.75HE engines, helping maintain proper fuel flow through the injection circuit. |
$ 152.63
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1-2 weeks delivery time The Nanni Diesel 970300298 fuel supply filter hose assembly is a complete connection hose used within the fuel filter system to route supply fuel cleanly and securely through the filtration stage. Designed for OEM-style fit on 2.40HE, 2.50HE, and 3.75HE engines, it supports consistent fuel delivery to help protect downstream fuel-system components and maintain dependable engine operation. |
$ 50.19
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1-2 weeks delivery time The Nanni Diesel 970300317 M5x16 hex head bolt is a precision fastener used across key drivetrain and control-system assemblies to keep components securely clamped under marine engine vibration. Installed in locations such as the gearbox, gearbox flange, speed regulator, drive speed control, flywheel housing, electrical stop, accelerator, and speed control assemblies, it supports proper alignment and dependable operation on engines including 2.40HE, 2.45HE, 2.50HE, 2.60HE, 3.75HE, 3.90HE, 4.110HE, 4.150HE, 4.190HE, 4.195HE, 4.200HE, 4.220HE, 5.250TDI, 5.280HE, T6.420TDI, and T6.300. |
$ 0.24
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1-2 weeks delivery time The Nanni Diesel 970300318 D5 spring washer is a vibration-resistant locking fastener element used across multiple engine and drivetrain subassemblies to help maintain clamp load and reduce the risk of loosening in service. Installed in locations such as the accelerator system, gearbox and gearbox flange, speed regulator and drive speed control, governor, flywheel housing, alternator, electrical box and electrical stop circuits, electrics, and engine control, it supports secure, consistent fastening on 2.40HE, 2.45HE, 2.50HE, 2.60HE, 3.75HE, 3.90HE, 4.110HE, 4.150HE, 4.190HE, 4.195HE, 4.200HE, 4.220HE, 5.250TDI, 5.280HE, N2.14, N3.21, N3.21 Standard, N4.40, N4.50, T4.165, T4.180, T4.200, T6.420TDI, and T6.300 engines. |
$ 1.23
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1-2 weeks delivery time The Nanni Diesel 970300324 M6x90 stud is a threaded fastener used in the heat exchanger assembly to securely clamp mating components and maintain stable alignment under vibration and thermal cycling. Designed for OEM-style fit on Nanni 3.90HE and 4.110HE marine engines, it supports dependable heat exchanger mounting to help keep the engine cooling circuit sealed and serviceable. |
$ 82.90
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1-2 weeks delivery time The Nanni Diesel 970300325 D12 sealing ring is a compact sealing element used across several engine service points to help maintain leak-free operation. Installed in assemblies such as the oil drain pump, oil sump and oil pump group, fuel filter, heat exchanger details, oil extraction, and oil pan, it supports clean, reliable sealing on a wide range of Nanni engines including 2.40HE, 2.50HE, 2.60HE, 3.75HE, 3.90HE, 4.110HE, N2.14, N3.21 (including Standard), N3.30, N4.38, T4 series applications, and T6 series engines. |
Our managers will contact you and clarify the terms of the order
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1-2 weeks delivery time The Nanni Diesel 970300327 banjo bolt is a dedicated fuel-line fastener used in the fuel filter assembly to secure a banjo fitting and maintain a tight, leak-resistant fuel connection. Designed for Nanni 2.60HE, 3.90HE, 4.110HE, and 4.190HE engines, it supports stable fuel delivery and clean installation when servicing or rebuilding the fuel filter connections. |
$ 16.37
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1-2 weeks delivery time The Nanni Diesel 970300364 D18 ring sealing gasket is a compact sealing element used across several engine service points, including the oil sump and oil pump group, heat exchanger detail connections, and oil level and pressure indication hardware such as the oil dipstick and oil gauge. Designed for dependable oil and coolant circuit sealing on Nanni engines, it fits 4.195HE, 4.200HE, 4.200TD, 4.220HE, N4.40, N4.50, N4.60, and N4.65 models. |
$ 3.80
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1-2 weeks delivery time The Nanni Diesel 970300365 throttle support is a mounting and bracing component within the speed regulator assembly that helps keep throttle hardware correctly positioned for smooth, predictable engine speed control. Built for OEM-style fit on Nanni Diesel 2.40HE and 2.50HE engines, it supports stable throttle actuation and dependable linkage alignment in marine operating conditions. |
$ 151.53
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1-2 weeks delivery time The Nanni Diesel 970300373 HBW control support secures and stabilizes the transmission control hardware at the gearbox interface, helping maintain accurate shift actuation and consistent cable alignment. Used within the gearbox, gearbox flange, and flywheel housing assemblies, this OEM-fit support is applied across a wide range of Nanni HE engines including 2.40HE, 2.45HE, 2.50HE, 2.60HE, 3.75HE, 3.90HE, 3.100HE, 4.110HE, 4.150HE, 4.190HE, 4.195HE, 4.200HE, 4.220HE, 5.250TDI, and 5.280HE. |
$ 57.46
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1-2 weeks delivery time The Nanni Diesel 970300374 M8x30 stud is a threaded fastening element used across key engine-mounted systems, including the exhaust elbow and multiple cooling assemblies such as the heat exchanger, air cooler, and intercooler. Designed to clamp components securely in high-vibration, high-heat marine engine environments, this OEM-fit stud supports reliable mounting on a wide range of Nanni engines, from 2.45HE through 5.280HE, plus N-series models and T4.165, T4.180, and T4.200 engines where it is also used for tensioner fixing in EDU assembly and speed control systems. |
$ 5.40
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1-2 weeks delivery time The Nanni Diesel 970300375 spacer is a precision positioning element used across several Nanni engine auxiliary systems to maintain correct alignment and spacing of mounted components. Installed in assemblies such as the oil drain pump, electrical box, fuel filter, oil dipstick, oil gauge, and turbocharger and exhaust mixer group, it helps keep fasteners and brackets correctly seated on applications including 2.40HE, 4.190HE, 4.200TD, N4.40, N4.50, N4.60, N4.65, 4.330TDI, and 4.340TDI engines. |
$ 7.43
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1-2 weeks delivery time The Nanni Diesel 970300409 M8x55 hex-head fastener is a direct-fit bolt used to secure key engine-mounted components with stable, vibration-resistant clamping force. Installed within the alternator assembly on 2.60HE, 3.90HE, and 4.110HE engines, and within the heat exchanger assembly on 4.190HE, 4.195HE, 4.200HE, 4.220HE, 5.250TDI, and 5.280HE engines, it supports reliable accessory mounting and consistent alignment in demanding marine engine rooms. |
$ 0.62
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1-2 weeks delivery time The Nanni Diesel 970300717 banjo bolt is an M10x1.25 fastening and fluid-connection element used across multiple onboard systems, including the fuel filter group and several cooling and boost-related assemblies. Installed in applications such as the heat exchanger exhaust manifold, PONAM/SARD heat exchanger (pages 30–33), turbocharger, temperature heat exchanger, turbo and water injection elbow, and turbocharger exhaust mixer, it helps secure banjo-style connections for dependable operation on 2.40HE, 2.50HE, 3.75HE, T4.155, 4.380TDI, T4.165, T4.180, T4.200, T4.230, T4.270, T4.205 Standard, T6.300, and T6.420TDI engines, with cross reference number T501050058 shown for the listed heat exchanger and turbocharger uses. |
$ 15.78
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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.