NN173504 Journal Bearing for Isuzu 6SD1T(CIAQ) Turbocharger

The NN173504 journal bearing serves as an aftermarket replacement component for the RHC7-12307HQ41NFBRL6424CC turbocharger, commonly found in Isuzu 6SD1T(CIAQ) engines powering Hitachi EX300-1 excavators. This precision part supports turbocharger rebuilds and maintenance, offering a replacement option for heavy equipment repair shops and fleet managers seeking verified fitment for specific industrial applications.

Key Specifications

This journal bearing is identified by part number NN173504 and designed for the RHC7-12307HQ41NFBRL6424CC turbocharger model. The component weighs approximately 0.03 kg, indicating a compact design suitable for precise bearing housing installations. It serves as a critical internal element for maintaining shaft alignment and reducing friction within the turbo assembly. Buyers should verify the exact dimensions against their specific turbocharger rebuild requirements to ensure proper clearance and operational stability.

Application & Compatibility

This NN173504 journal bearing is listed for use in Isuzu 6SD1T(CIAQ) engines, specifically within Hitachi EX300-1 excavator applications. It serves as a replacement component for the RHC7-12307HQ41NFBRL6424CC turbocharger model. Buyers must verify their specific engine code and turbo serial number to ensure correct application. Cross-reference internal part numbers and production years before ordering to confirm fitment for your heavy equipment fleet.

Technical Notes

Journal bearings are critical for maintaining shaft alignment and reducing friction within the turbocharger assembly. This component supports stable operation by minimizing wear between the rotating shaft and the bearing housing. Proper installation requires clean surfaces and correct clearance to prevent premature failure. Inspect the bearing surface for smoothness and ensure no debris enters the assembly during rebuild. Verify that the bearing matches the specific turbo model RHC7-12307HQ41NFBRL6424CC to maintain structural integrity under high-speed rotation.

B2B Supply

LeadTurbo supports B2B buyers with volume pricing and worldwide shipping for the NN173504 journal bearing. Technical fitment support is available to verify part numbers and turbo model RHC7-12307HQ41NFBRL6424CC details. Contact our team for bulk order inquiries or specific application checks. We assist repair shops and distributors in confirming replacement requirements for Isuzu 6SD1T engines. Ensure all specifications match your rebuild needs before finalizing orders.