0R5402 Turbocharger Bearing Housing for CAT 3306 & 3304

This aftermarket 0R5402 bearing housing is a replacement component for turbo model 3LM373, designed for reference application in Caterpillar CAT 3306 and 3304 engines. It serves as a technical replacement part for earthmoving equipment such as CAT D6G and D6D models, with OEM reference numbers 158049 and 6N1529 available for fitment verification.

Key Specifications

• Part Number: 0R5402
• Product Type: Turbocharger Bearing Housing
• Turbo Model: 3LM373
• Gross Weight: 4 kg
• OEM Reference Numbers: 158049, 6N1529
• Packing: Not specified
• Image Availability: Yes

This bearing housing features a large, silver-colored outer flange with a machined finish and a central cylindrical bore. The lower section is constructed from black cast metal with a matte finish, including a central threaded boss and a flat mounting tab with threaded holes. Visible concentric grooves on the outer rim suggest a V-belt pulley design. Buyers should verify these physical characteristics against their specific turbo configuration and OEM reference numbers before ordering.

Application & Compatibility

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

• Caterpillar > CAT > CAT D6G 14G D6D > CAT 3306
• Caterpillar > CAT > CAT EARTH MOVING > CAT 3304
• Caterpillar > 3304
• Caterpillar > 3306

This 0R5402 bearing housing is a reference application for Caterpillar CAT 3306 and 3304 engines, including earthmoving equipment such as CAT D6G and D6D models. The part is associated with OEM reference numbers 158049 and 6N1529, which buyers should use to verify fitment against their specific turbo configuration.

• Engine Applications: CAT 3306, CAT 3304
• Equipment Models: CAT D6G, CAT D6D
• OEM References: 158049, 6N1529

Verify part number 0R5402, engine code, and vehicle application before ordering. This is an aftermarket replacement component; confirm compatibility with your specific turbo model 3LM373 and production year to ensure correct installation.

Technical Notes

The 0R5402 bearing housing is a structural component for the 3LM373 turbocharger, designed to support the shaft and maintain alignment within the turbo assembly. Visible features include a machined silver outer flange with concentric grooves and a black cast-metal lower section containing a central threaded boss. Two small drilled holes and a recessed slot are visible on the inner face of the central bore. These physical characteristics help buyers verify the part against their existing turbo configuration. Confirm that the mounting tab dimensions and bore diameter match your specific Caterpillar 3306 or 3304 engine application before installation. This part is an aftermarket replacement; verify OEM references 158049 and 6N1529 to ensure correct fitment for your equipment.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing for the 0R5402 bearing housing. Worldwide shipping is available for this aftermarket replacement part. Our team provides technical fitment support to help verify part number 0R5402, turbo model 3LM373, and OEM reference numbers 158049 or 6N1529 against your specific Caterpillar 3306 or 3304 engine application. Contact us to confirm compatibility and request a quote for bulk orders.