Caterpillar 1333715 — Ring-Backup
Part number: 1333715 · Brand: Caterpillar · Condition: New Aftermarket · Category: engine
Cross-references / OEM numbers: 133-3715
One New Aftermarket Replacement Ring-Backup for Caterpillar (Cat) Engines and Equipment This aftermarket replacement backup ring (Cat part number 133-3715 / 1333715) is used in the fuel injector assembly on Caterpillar 3126, C7, and related engines. The backup ring seats alongside O-ring seals on the electronic unit injector (EUI), providing a critical pressure seal that prevents high-pressure oil and fuel leakage in the injector bore. Proper installation of this ring is essential -- damaged or
Price: USD 18.20
In stock — worldwide air & ocean freight.