The spring cage, identified by code number K 28042, is an integral part of the valve train assembly in the Adriadiesel/Jugoturbina/Zgoda/Sulzer ZV40/48 diesel engine. Designed for use with spring K 28041, this component serves as a protective and stabilizing structure that ensures proper guidance and function of the spring under high loads. Made from durable materials, the spring cage withstands strong mechanical forces and ensures reliable system operation in demanding working conditions. Proper installation and regular maintenance of this component are essential for the longevity and precision of the mechanical assembly.

The pin with code number K 31039 is a precision-machined component used in the crankshaft assembly of the Adriadiesel/Jugoturbina/Zgoda/Sulzer ZV40/48 diesel engine. It ensures accurate alignment and secure positioning of critical rotating parts, supporting both mechanical balance and structural integrity. Designed to withstand heavy loads and repeated stress cycles, this pin contributes significantly to the engine’s reliable performance. Despite its modest size, it plays a crucial role in maintaining the overall geometry and durability of the crankshaft system under demanding conditions.

The nut marked with code number K 31038 is designed to securely fasten bolt K 31022, which anchors the counterweight (K 31020) to the crankshaft of the Adriadiesel/Jugoturbina/Zgoda/Sulzer ZV40/48 engine. This high-strength fastener ensures that the counterweight remains precisely in place during intense operational conditions, maintaining rotational balance and minimizing vibrations. Manufactured for durability and exact fit, the nut resists loosening under mechanical and thermal stress, playing a key role in preserving the structural integrity of the engine's core components.

The spring plate, with code number K 31027, is an important structural element used alongside the fitted bolt K 31024 and component K 31520 in the crankshaft assembly of the Adriadiesel/Jugoturbina/Zgoda/Sulzer ZV40/48 diesel engine. This plate serves to evenly distribute clamping forces and absorb operational stresses that occur during engine function. By helping to maintain tension and alignment across high-load connections, the spring plate reduces wear and vibration, thereby enhancing the longevity and stability of the engine’s rotating system. It’s a small but vital part in ensuring reliable performance under continuous heavy-duty operation.

The spacer, designated by code number K 32327, is a support element used in the installation of worm gear K 32326 within the Adriadiesel/Jugoturbina/Zgoda/Sulzer ZV40/48 diesel engine. Though often overlooked due to its simple appearance, the spacer plays a vital role in ensuring the correct axial positioning and alignment of the worm gear on the shaft. By maintaining the proper clearance between moving components, it helps reduce friction and mechanical wear, ultimately extending the service life of the gear assembly. A properly fitted spacer is crucial for maintaining the gear system's integrity and smooth operation under continuous load.

The worm gear, marked with code number K 32326, is an integral part of the Adriadiesel/Jugoturbina/Zgoda/Sulzer ZV40/48 diesel engine’s gear train, designed specifically to interface with the pinion shaft. This component enables the conversion of rotational motion into controlled mechanical output, often used to achieve high torque with compact design. Its unique helical structure allows for smooth meshing with the pinion, reducing noise and enhancing efficiency. Engineered for durability and precision, the worm gear is essential in supporting consistent power delivery in the engine’s operational cycle.

The pinion, identified by code number K 32325, is a critical gear component in the power transmission system of the Adriadiesel/Jugoturbina/Zgoda/Sulzer ZV40/48 diesel engine. Mounted on the pinion shaft, this gear plays a central role in transferring rotational energy to other mechanical systems within the engine. Precision-engineered for optimal tooth engagement and load distribution, the pinion ensures smooth torque transfer and minimizes wear. Its robust design and durable materials allow it to operate under high stress, contributing significantly to the engine's mechanical reliability and long-term performance.

The fitted bolt, marked with code number K 31024, is a specialized fastener used in the crankshaft assembly of the Adriadiesel/Jugoturbina/Zgoda/Sulzer ZV40/48 diesel engine. Unlike standard bolts, fitted bolts are machined for an exact fit within the crankshaft’s mounting holes, providing enhanced shear strength and precise alignment. This ensures minimal play and maximum structural integrity, especially important under the intense loads and rotational forces present in large diesel engines. The fitted bolt is crucial for maintaining crankshaft geometry and operational reliability, supporting the engine’s performance and durability across prolonged use.

The bolt identified by code number K 31022 is specifically designed to fasten the crankshaft counterweight (K 31020) in place within the Adriadiesel/Jugoturbina/Zgoda/Sulzer ZV40/48 diesel engine. This high-strength fastener plays a vital role in maintaining the secure and precise attachment of the counterweight, ensuring balance and alignment during high-speed engine rotations. Engineered to withstand the stresses and vibrations of long-term operation, the bolt’s reliability is essential for engine stability. Regular inspection and proper torque application during assembly are crucial to prevent loosening or mechanical failure.

The counterweight, bearing code number K 31020, is a critical component of the crankshaft system in the Adriadiesel/Jugoturbina/Zgoda/Sulzer ZV40/48 diesel engine. Its primary role is to balance the rotating mass of the crankshaft, reducing vibrations and mechanical stress during engine operation. By offsetting the reciprocating forces of the pistons and connecting rods, the counterweight contributes to smoother rotation, improved engine efficiency, and prolonged component life. Manufactured to precise tolerances and from high-strength materials, this counterweight ensures stable performance even under the engine’s most demanding load conditions.