The complete raw water pump casing K 73102 forms the structural and hydraulic core of the cooling water pump assembly in the ZV40/48 engine. Designed to house and precisely align the impeller, shaft, and sealing components, this casing ensures efficient water flow with minimal losses and high operational stability. Built to withstand corrosion, pressure fluctuations, and continuous operation, its robust construction protects internal components and maintains long-term dimensional integrity. As a fully assembled unit, K 73102 plays a key role in ensuring dependable raw water circulation and effective engine cooling.

The impeller K 73106 is a critical rotating component of the raw water pump in the Sulzer/Adriadiesel/Jugoturbina/Zgoda ZV40/48 engine, responsible for generating the flow needed to circulate cooling seawater through the engine’s heat exchange system. Precision-machined for optimal hydraulic efficiency, the impeller ensures consistent water delivery even under varying engine loads. Manufactured from corrosion-resistant materials to withstand continuous exposure to seawater and mechanical stress, K 73106 supports stable engine temperatures, prevents overheating, and contributes directly to the reliability and longevity of the cooling system in demanding marine and industrial environments.

The left-hand exhaust bend K 81132 is a robust piping component forming part of the exhaust system of the ZV40/48 engine, designed to guide exhaust gases smoothly through directional changes in the exhaust line. Built to withstand high exhaust temperatures, vibration, and corrosive gas compounds, this bend ensures efficient gas flow with minimal pressure loss. Its precise geometry supports correct alignment within the exhaust assembly, reduces mechanical stress on connected sections, and contributes to the durability and safe operation of the complete exhaust piping system in heavy-duty marine and power-generation environments.

The O-ring K 74151 is a high-performance sealing element designed to complement packing ring K 74130 in the ZV40/48 engine’s auxiliary systems. Manufactured from fuel- and oil-resistant elastomer, it provides an additional sealing barrier that prevents leakage under pressure, temperature fluctuations, and vibration. By maintaining tight sealing integrity and protecting adjacent components from contamination, this O-ring supports stable operation, extends service intervals, and enhances the overall reliability of the sealing assembly.

The thrust ring K 74132 is a precision-machined bearing component designed to control axial movement of gear wheel K 74126 within the Sulzer/Adriadiesel/Jugoturbina/Zgoda ZV40/48 engine. Engineered to absorb axial loads and reduce friction during gear operation, this ring ensures stable gear alignment and smooth power transmission under continuous mechanical stress. Its durable construction minimizes wear on mating components, protects the gearbox assembly, and contributes to long-term reliability and consistent performance in demanding marine and industrial applications.

The O-ring K 74152 is a high-performance sealing component specifically designed for the pump impeller K 74123 used in the ZV40/48 fuel transfer system. Exposed to rotational forces, fuel contact, and thermal variations, this O-ring provides essential sealing between the impeller and adjacent housing surfaces. Its durable, fuel-resistant material reduces wear, maintains pressure stability, and prevents internal leakage, ensuring smooth hydraulic performance. The reliability of the K 74152 O-ring directly influences pump output efficiency and helps guarantee uninterrupted and balanced fuel flow throughout engine operation.

The O-ring K 74150 is a precision sealing element designed for the casing of the fuel transfer pump K 74102 in the ZV40/48 engine. Manufactured from high-grade elastomer resistant to fuel, temperature fluctuations, and mechanical stress, it ensures a tight, leak-free interface between pump casing components. By preventing fuel seepage and protecting the interior from contamination, K 74150 safeguards pump efficiency, extends service life, and supports consistent fuel delivery. Its small size belies its importance, as this O-ring plays a vital role in maintaining the integrity and safety of the entire fuel transfer system.

The complete exhaust piping K 81100 is a critical subsystem of the Sulzer/Adriadiesel/Jugoturbina/Zgoda ZV40/48 engine, responsible for safely channeling high-temperature exhaust gases away from the cylinders and out of the engine room. Engineered to withstand extreme thermal loads, vibration, and corrosive exhaust compounds, this assembly ensures efficient gas flow with minimal backpressure. Its robust construction supports long-term reliability, while precise alignment and smooth internal surfaces help optimize engine performance and reduce emissions. As a major structural and functional component, K 81100 contributes significantly to the engine’s overall operational stability and environmental compliance.

Kućište ventila K 74134 ključna je strukturna komponenta pumpe za pretakanje goriva na motoru ZV40/48, namijenjena smještaju i stabiliziranju unutarnjih mehanizama za regulaciju protoka. Izrađeno da izdrži visoke tlakove goriva i stalna radna opterećenja, ovo kućište osigurava precizno usmjeravanje fluida, minimalnu turbulenciju i dosljednu učinkovitost pumpe. Njegova robusna konstrukcija i otpornost na koroziju smanjuju potrebe za održavanjem te štite pouzdanost cijelog sustava opskrbe gorivom. Kao središnji element regulacijskog sklopa, K 74134 osigurava stabilan prijenos goriva i neprekidan rad motora.

The valve body K 74134 is a critical structural component of the fuel transfer pump in the ZV40/48 engine, designed to house and support the internal flow-control mechanisms. Built to withstand high-pressure fuel delivery and continuous operational stress, this component ensures precise fluid routing, minimal turbulence, and consistent pump efficiency. Its durable construction and corrosion-resistant materials help maintain long-term stability, reduce maintenance requirements, and safeguard the performance of the entire fuel supply system. As the core of the pump’s regulation function, K 74134 plays a central role in ensuring reliable fuel transfer and uninterrupted engine operation.