3771005 HX82 Turbocharger Shaft Nut for Cummins QSK50 Gensets

This aftermarket replacement shaft nut, part number 3771005, is designed for HX82 turbochargers referenced in Cummins QSK50 genset applications. Verify your specific engine configuration and turbo model before ordering to ensure correct fitment for your repair or rebuild project.

Key Specifications

• Part Number: 3771005
• Product Type: Shaft Nut
• Turbo Model: HX82
• Application Clue: Cummins QSK50 Genset
• Packing Dimensions: 17 x 17 x 11 cm
• Gross Weight: 3 kg
• OEM Reference Numbers: None listed in current data
• Image Availability: High-resolution studio photography provided

This fastener is a hexagonal threaded component with a machined, polished face and a dark grey body featuring vertical grooves. The internal threaded bore is visible in the provided images. Buyers should verify thread pitch and diameter against their specific HX82 turbocharger configuration, as these dimensions are not explicitly stated in the product data. Confirming these physical characteristics helps ensure the shaft nut matches the required torque and engagement specifications for your repair.

Application & Compatibility

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

• CUMMINS > CUMMINS GENSET > CUMMINS QSK50

This shaft nut is listed for HX82 turbochargers associated with Cummins QSK50 genset applications. The application path is provided as a reference clue for verification; it does not confirm universal fitment across all production years or configurations.

• Reference Application: Cummins QSK50 Genset
• Turbo Model: HX82
• Verification Step: Confirm your specific engine code, turbo serial number, and production year against your service manual or OEM parts list before ordering.

Buyers should treat this application as a starting point for identification. If your unit is a rebuild or a specific genset variant, cross-check the part number 3771005 against your existing component or supplier documentation to ensure the correct thread specification and engagement depth for your repair.

Technical Notes

The HX82 turbocharger is a large-displacement unit typically found in heavy-duty genset applications. This shaft nut serves as a critical fastener for securing the turbine shaft assembly. While the specific material grade and thread pitch are not explicitly listed in the current data, the component features a machined, polished face and a hexagonal outer profile with vertical grooves. Buyers should verify the exact thread diameter and pitch against their service manual or existing component to ensure proper torque and engagement. Pre-shipment inspection is available to confirm physical dimensions and surface finish before dispatch.

B2B Supply

LeadTurbo supports B2B buyers sourcing the 3771005 HX82 shaft nut for Cummins QSK50 genset applications. Volume pricing is available for bulk orders, and worldwide shipping is supported to meet repair shop and distributor timelines. Technical fitment support is provided to help verify part number, thread specifications, and engine configuration before dispatch. For fast-moving references, maintain consistent inventory levels and plan reorders based on your repair volume. Contact our team for current stock availability and shipping estimates for your specific order quantity.