6506-21-5020 PRT Piston Ring KTR90-332E Turbocharger

This aftermarket piston ring FOR 6506-21-5020 PRT serves as a replacement component for the KTR90-332E turbocharger. Designed for Komatsu PC400-7 excavators equipped with the SAA6D125E-5 engine, it supports maintenance operations for heavy equipment fleets. Verify OEM reference numbers 6506-21-5910 PRT and 6506-21-5920 PRT to confirm correct application 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 is associated with Komatsu PC400-7 excavators equipped with the SAA6D125E-5 engine. The unit weighs approximately 0.07 kg and ships in compact packaging measuring 12x8.5x2 cm. Representative OEM reference numbers include 6506-21-5910 PRT, 6506-21-5920 PRT, and FOR 6506-21-5010 PRT. Verify these references against your existing hardware to ensure correct application before ordering.

Application & Compatibility

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

• KOMATSU > KOMATSU PC400-7 > KOMATSU SAA6D125E-5

This piston ring is listed for replacement applications in Komatsu PC400-7 excavators equipped with the SAA6D125E-5 engine. It serves as a reference component for the KTR90-332E turbocharger series. Buyers should verify the specific engine variant and turbo model before ordering to ensure correct application. Cross-reference OEM numbers 6506-21-5910 PRT and 6506-21-5920 PRT with your existing hardware. Confirm physical dimensions and mounting details match your requirements. This is an aftermarket replacement part; verify fitment with your technical team prior to purchase.

Technical Notes

This piston ring supports the KTR90-332E turbocharger assembly used in Komatsu heavy equipment. It is designed to maintain proper sealing within the turbocharger housing during operation. The component is manufactured to meet standard dimensional tolerances for this specific turbo model. Buyers should inspect the ring for uniform thickness and structural integrity before installation. Proper seating ensures stable airflow and pressure management within the turbo system. Verify that the ring matches the internal diameter of your specific KTR90-332E unit. Consult technical diagrams to confirm correct orientation during reassembly.

B2B Supply

LeadTurbo supports B2B buyers with volume pricing for this piston ring. Worldwide shipping is available for international orders. Our technical team provides fitment support to help verify part numbers and OEM references. Contact us for bulk order details and current stock availability. We assist repair shops and distributors in confirming specifications before purchase.