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Specifications

The Costex 2H3935 Seal O‑Ring is a high-performance replacement engineered to match OEM Caterpillar specifications. Ideal for hydraulic and engine sealing applications in Caterpillar heavy machinery—such as articulated trucks, excavators, scrapers, and wheel loaders—this PTFE-coated O‑ring delivers exceptional resistance to fluid degradation, high pressure, vibration, and temperature fluctuations. Compact yet robust, it ensures a tight, leak-free seal and simplifies installation and maintenance. Trust Costex Tractor Parts' quality manufacturing for durable performance across demanding industrial applications.
Weight
0.05

Compatibility

Articulated Truck 725 (1995)

Articulated Truck 730 (1998)

Backhoe Loader 430D (2002)

Bulldozer 824S (2001)

Challenger 65E (2003)

Excavator 235D (2005)

Excavator 330C L (2007)

Wheel Loader 988F (2008)

Vibratory Compactor CP‑563E (2006)

Track-Type Tractor D9H (1999)

Alternative Part Numbers

  • Caterpillar 2H3935
  • CTP 2H3935
  • IPD 2H3935

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