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6505-52-5410 JB Journal Bearing for KOMATSU SA6D140 Turbocharger

Aftermarket replacement journal bearing FOR 6505-52-5410 JB for KOMATSU SA6D140. Verify part number, engine code, and application before ordering. Technical fitment support available.

Orders without stock ship approximately 60 days after ordering. Estimated ship date if ordered today: .

Type Journal bearing On backorder — orders accepted Part # FOR 6505-52-5410 JB Packing N/A
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12-Month Warranty Worldwide shipping excluding Canada and China. OEM-Grade Quality

This aftermarket replacement journal bearing, part number FOR 6505-52-5410 JB, is designed for KOMATSU SA6D140 turbocharger applications. Verify your specific engine code and turbo configuration before ordering to ensure correct fitment for your repair or rebuild project.

Key Specifications

This section lists the verified data points available for the FOR 6505-52-5410 JB journal bearing. Use these fields to cross-check your repair documentation and confirm the correct part for your KOMATSU SA6D140 unit.

  • Part Number: FOR 6505-52-5410 JB
  • Product Type: Journal Bearing
  • Application Clue: KOMATSU SA6D140
  • Packing: N/A
  • Gross Weight: 0 kg
  • OEM Reference Numbers: Not supplied in current data

Note that packing and weight fields are currently marked as N/A or zero. Verify physical dimensions and weight with your specific supplier documentation before finalizing your order.

Application & Compatibility

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

  • KOMATSU > KOMATSU SA6D140

The FOR 6505-52-5410 JB journal bearing is listed for KOMATSU SA6D140 turbocharger applications. This aftermarket replacement part is associated with heavy-duty engine systems where shaft stability is critical. Buyers should verify the part number against their specific KOMATSU SA6D140 engine documentation and turbo configuration before ordering. Since this is a reference application, confirm fitment with your unit's service manual or technical support to ensure the correct bearing dimensions and material specifications match your repair requirements.

Technical Notes

Journal bearings in KOMATSU SA6D140 turbocharger systems support shaft stability under high rotational speeds. This component is a critical wear item; failure often correlates with oil leakage or excessive shaft play. During inspection, check the bearing surface for scoring, pitting, or uneven wear. Verify the bearing bore dimensions against your service manual specifications. Ensure the shaft is free of burrs or damage before installing the FOR 6505-52-5410 JB replacement. Clean all mating surfaces thoroughly to prevent contamination. Confirm that the oil supply and return lines are clear of debris. Proper alignment and clean installation help maintain stable operation and prevent premature failure of the turbocharger assembly.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing and worldwide shipping for the FOR 6505-52-5410 JB journal bearing. Our technical fitment team assists with verifying part numbers, engine codes, and KOMATSU SA6D140 application details before shipment. This service helps confirm that the replacement part matches your specific turbocharger configuration. For bulk orders or complex repair projects, contact our support team to review your documentation and ensure the correct component is supplied for your fleet or workshop needs.

Product FAQ

Repairers often check the CHRA/core, turbine housing, and compressor housing alongside the journal bearing. These components may need inspection if the bearing shows signs of excessive wear or oil leakage.

Buyers frequently order repair kits, O-rings, and gaskets together with the journal bearing. These items help ensure a complete seal and stable operation during reassembly.

Inspect oil supply and return lines for blockages or leaks before installation. Clean lines help prevent contamination that can affect the stability of the turbocharger shaft.

Cross-reference the part number FOR 6505-52-5410 JB with your specific KOMATSU SA6D140 engine documentation. Contact our technical support to confirm the application matches your unit's configuration.

KOMATSU and other product, brand and model names are the property of their respective owners and are used for reference and application-lookup only. LeadTurbo is not affiliated with or endorsed by KOMATSU.

Compatibility Verify part number FOR 6505-52-5410 JB, KOMATSU SA6D140 engine application, and related turbo configuration before ordering. This is an aftermarket replacement application; confirm fitment with your specific unit.

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Frequently Asked Questions

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Turbochargers

Complete Turbo Units

Complete turbo units designed for rigorous heavy-duty use where OEM units may fall short.

CHRA Core

CHRA / Core Assemblies

Brand-new compatible CHRA cores — like-new performance at a fraction of replacement cost.

Turbine Wheel

Turbine Wheels & Shafts

Precision-balanced turbine shafts engineered from inside out for superior durability.

Turbine Housing

Turbine Housings

Silicon-molybdenum (Si-Mo) nodular cast iron — engineered for extreme heat resistance.

Compressor Housing

Compressor Housings

OEM-matched geometry and surface finish — advanced casting and machining for perfect fitment.

Bearing Housing

Bearing Housings

Rock-solid platform engineered for high-output rebuilds — the foundation for performance.

Compressor Wheels

Compressor Wheels

Aluminum, stainless steel, or titanium alloys — precision machined for superior responsiveness.

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