3709510 HT3B Retaining Ring Replacement for Cummins NT855 Turbocharger

This 3709510 Retaining Ring is an aftermarket replacement part for HT3B turbochargers used in Cummins NT855 and NTA855 engines. Designed as a direct substitute for OEM reference 3709510-M, it supports reliable turbocharger assembly maintenance. Verify your specific engine code and turbo model before ordering to ensure correct fitment.

Key Specifications

This HT3B retaining ring is identified by part number 3709510. It serves as a critical fastener within the turbocharger assembly, ensuring secure component retention during operation. The unit is listed for Cummins NT855 and NTA855 engine applications. Buyers should verify the specific turbo model and engine code to confirm suitability. The part is associated with OEM reference number 3709510-M. This lightweight component weighs approximately 0.01 kg. Visual inspection of the ring's integrity is recommended before installation. Ensure the snap-fit mechanism matches your original part dimensions.

Application & Compatibility

Source application path clues for buyer verification. These are source category/application paths, not confirmed fitment claims:

• CUMMINS > CUMMINS NT855
• CUMMINS > CUMMINS NTA855

This HT3B retaining ring is listed for Cummins NT855 and NTA855 engine applications. It serves as a reference part for turbocharger assembly maintenance in these specific diesel engine series. Buyers should verify the exact engine code and turbo model configuration before ordering. This part is associated with OEM reference number 3709510-M. Confirm that your existing turbocharger matches the HT3B series specifications. Always cross-check the part number 3709510 against your service manual or original component to ensure correct application. Do not assume universal fitment across all Cummins variants.

Technical Notes

This retaining ring secures components within the HT3B turbocharger assembly. Proper installation ensures stable operation and prevents mechanical failure during high-stress engine cycles. Inspect the part for deformation or wear before fitting. Ensure the snap-fit mechanism aligns correctly with the housing groove. Incorrect installation may lead to assembly damage. Verify dimensions match the original 3709510 specification. Use appropriate tools to avoid stressing the metal. Confirm the ring sits flush without gaps. Regular inspection of retaining hardware is recommended during turbo rebuilds. This step supports long-term reliability in Cummins NT855 and NTA855 applications.

B2B Supply

LeadTurbo supports B2B buyers with volume pricing for this 3709510 HT3B Retaining Ring. Worldwide shipping is available for single units or bulk orders. Our technical team provides fitment support to help verify part numbers and OEM references before purchase. Contact us for current stock levels and lead times. We assist distributors and repair shops in confirming specifications for Cummins NT855 and NTA855 applications. Ensure your order details match the required engine configuration.