Shop HITACHI ZX180 190 VALVE CHEST RETAINER BOLT (OEM HI 2046978) | Tonkee®

Material: This bolt is typically constructed from high-quality materials such as hardened steel.

This choice of material ensures that it can withstand the extreme pressures and stress encountered in heavy machinery applications.

Size: The exact dimensions of this bolt may vary, but it is designed to fit the specific valve chest retainer assembly in the HITACHI ZX180 and ZX190 excavators. It is engineered to provide a secure and precise fit.

Thread Type: The bolt features a threaded design that allows it to be securely fastened to other components within the hydraulic system. The threading is designed to prevent loosening due to vibrations and operational stresses.

Tensile Strength: The bolt is manufactured to have a high tensile strength, which is critical for maintaining the structural integrity of the hydraulic system. It can withstand significant loads without deforming or breaking.

The HITACHI ZX180/190 Valve Chest Retainer Bolt may appear to be a small component, but its importance cannot be overstated. Here are some key functions and reasons why this bolt is crucial in heavy machinery:

Secure Valve Retention: The primary function of this bolt is to secure the valve chest retainer in place.

Within the hydraulic system, valves are responsible for regulating the flow of hydraulic fluid, which controls various machine functions. A loose or improperly secured valve chest retainer can lead to hydraulic leaks, reduced efficiency, and potential safety hazards. This bolt ensures that the valve chest remains securely in position, maintaining proper hydraulic function.

Prevent Leakage: Hydraulic systems operate under high pressure, and any leaks can result in reduced performance and potential damage to the system. The Valve Chest Retainer Bolt plays a role in maintaining the integrity of the system by preventing leaks at the valve chest assembly.

Vibration Dampening: Heavy machinery experiences significant vibrations during operation. The Valve Chest Retainer Bolt, with its secure fastening and threaded design, helps dampen these vibrations, reducing the risk of components coming loose or failing prematurely.

Longevity and Reliability: The use of high-quality materials and precision engineering ensures that this bolt has a long service life. This contributes to the overall reliability of the hydraulic system in the excavator, reducing downtime for maintenance and repairs.

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