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6506-21-5020 PRT Piston Ring KTR90-332E Turbocharger
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6506-21-5910 PRT 6506-21-5920 PRT FOR 6506-21-5010 PRTSubtotal: US$ 1.30
Send an InquiryThis aftermarket replacement piston ring FOR 6506-21-5020 PRT is designed for the KTR90-332E turbocharger, commonly associated with Komatsu PC400-7 excavators equipped with the SAA6D125E-5 engine. It serves as an aftermarket replacement component for rebuilds, referencing OEM numbers 6506-21-5910 PRT and 6506-21-5920 PRT to help confirm fitment before ordering.
Key Specifications
This piston ring is identified by part number FOR 6506-21-5020 PRT and serves as a replacement component for the KTR90-332E turbocharger. It references OEM numbers 6506-21-5910 PRT, 6506-21-5920 PRT, and FOR 6506-21-5010 PRT for verification purposes. The unit ships in compact packaging measuring 12*8.5*2 cm with a gross weight of 0.07 kg. Product images are available to assist buyers in confirming physical dimensions and mounting features before placing an order.
Application & Compatibility
This piston ring is listed for the KTR90-332E turbocharger, commonly found in Komatsu PC400-7 excavators with the SAA6D125E-5 engine. It serves as a reference application for buyers verifying fitment against OEM numbers 6506-21-5910 PRT and 6506-21-5920 PRT. Always confirm your specific turbo model and serial number before ordering to ensure correct replacement application. Verify physical dimensions and mounting features match your existing component.
Technical Notes
This piston ring supports the KTR90-332E turbocharger assembly, maintaining seal integrity within the compressor or turbine housing depending on specific design. Proper installation requires careful handling to prevent damage to the ring edges or bore surface. Inspect the mating surfaces for scoring or debris before fitting the new component. Ensure the ring orientation matches the original unit to maintain stable operation and prevent air leaks during turbocharger rebuilds.
B2B Supply
LeadTurbo supports B2B buyers with volume pricing for bulk orders of FOR 6506-21-5020 PRT piston rings. Worldwide shipping is available for this lightweight component, ensuring timely delivery to repair shops and distributors. Technical fitment support is provided to help verify KTR90-332E turbocharger specifications before purchase. Contact our team for assistance with OEM reference numbers 6506-21-5910 PRT and 6506-21-5920 PRT to confirm correct replacement application for Komatsu PC400-7 engines.
Product FAQ
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.
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Frequently Asked Questions
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Complete Turbo Units
Complete turbo units designed for rigorous heavy-duty use where OEM units may fall short.
CHRA / Core Assemblies
Brand-new compatible CHRA cores — like-new performance at a fraction of replacement cost.
Turbine Wheels & Shafts
Precision-balanced turbine shafts engineered from inside out for superior durability.
Turbine Housings
Silicon-molybdenum (Si-Mo) nodular cast iron — engineered for extreme heat resistance.
Compressor Housings
OEM-matched geometry and surface finish — advanced casting and machining for perfect fitment.
Bearing Housings
Rock-solid platform engineered for high-output rebuilds — the foundation for performance.
Compressor Wheels
Aluminum, stainless steel, or titanium alloys — precision machined for superior responsiveness.
