3523429 HX82 Turbocharger Bearing Housing for Cummins QSK50

This aftermarket 3523429 HX82 turbocharger bearing housing is a replacement component for Cummins QSK50 engines, including Hitachi EX5500-6 applications. Verify part number, engine code, and OEM reference numbers against your existing turbo tag before ordering.

Key Specifications

Part number 3523429 identifies this HX82 turbocharger bearing housing, an aftermarket replacement component for Cummins QSK50 engines. The unit features a cast metal construction with a large circular flange, multiple bolt holes, and three threaded ports on a machined face. Visible internal bearing and seal structures are present within the central bore. Packing dimensions are 21x23x13 cm with a gross weight of 4 kg. Representative OEM reference numbers include 3520933, 4027084 BH, and 4030860 BH. Buyers should verify these references against their existing turbo tag or service manual to confirm fitment before ordering.

Application & Compatibility

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

• HITACHI > Hitachi EX5500 > Hitachi EX5500-6 > Cummins QSK50
• VIGOR INDUSTRIAL > EFB-08825 > San Francisco Fireboat 3 (St. Francis) > CUMMINS QSK19-M > QSK19-DM

This bearing housing is listed for Hitachi EX5500-6 excavators equipped with Cummins QSK50 engines. It is also associated with Vigor Industrial EFB-08825 applications, including the San Francisco Fireboat 3 (St. Francis) using Cummins QSK19-M or QSK19-DM engines. These application paths serve as reference clues for verification. Buyers should confirm the specific engine code, vehicle model, and production year against their existing turbo tag. Cross-check the 19 supplied OEM reference numbers, such as 3520933 and 4027084 BH, to ensure the correct part is selected. Verify physical dimensions and flange patterns before ordering to confirm fitment for your specific HX82 turbocharger assembly.

Technical Notes

The HX82 turbocharger model is a large-displacement unit typically associated with heavy-duty industrial and marine applications. This bearing housing supports the shaft assembly and maintains proper alignment between the turbine and compressor sections. Visible features include a cast metal body, a large circular flange with multiple bolt holes, and three threaded ports on a machined face. The central bore contains visible internal bearing and seal structures. Buyers should compare these physical features against their existing housing to confirm dimensional and mounting compatibility. No specific material grade or performance data is provided; verify all technical details against your service manual or OEM documentation before installation.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing and worldwide shipping for this 3523429 HX82 bearing housing. Technical fitment support is available to help verify part number, engine code, and OEM reference numbers before ordering. Contact our team for bulk order details or to confirm application-specific requirements for Cummins QSK50 or QSK19 engines.