Cat O Ring Kits - China

CAT O Ring Kits are essential for maintaining the reliability, safety, and efficiency of heavy machinery used in construction, mining, agriculture, and industrial applications.

These kits contain a curated selection of high-performance O-rings designed to endure extreme pressures, high temperatures, and abrasive conditions commonly encountered in Caterpillar equipment.

For maintenance teams and equipment owners, having a comprehensive O-ring kit on hand is critical for minimizing downtime and ensuring consistent sealing performance.

Why CAT O Ring Kits Are Essential

Reliability Under High Pressure: CAT hydraulic systems often operate under extremely high pressure.

Even a single O-ring failure can lead to rapid fluid loss, overheating, and severe component damage.

CAT-spec O-rings are engineered to maintain elasticity and sealing force under continuous high-pressure cycles.

Resistance to Harsh Environments: Heavy machinery is exposed to mud, sand, chemical contaminants, hydraulic oils, and extreme temperatures.

CAT O-rings are made from high-quality materials such as NBR, HNBR, Viton (FKM), and silicone, providing long-term resistance to abrasion, chemical exposure, compression set, and temperature fluctuations.

Company Contact:

• Posted By: Xingtai Hongyu Sealing Technologies Co., Ltd

• Phone: +86 319 7516827

• Address: Rennan Road Renze District, Xingtai City, Hebei Province, China

• Email:

• Website: https://www.hongyu-oilseal.com/

• Business Description: Headquartered in Xingtai—China's leading sealing production hub—HONGYU is a premier provider of high-performance sealing products and customized solutions.
  
  With integrated capabilities spanning R&D, material sourcing, precision engineering, and manufacturing, we serve diverse industries including automotive, oil & gas, hydraulics & pneumatics, agriculture, chemical processing, and power generation.
  
  
  
  By combining agile production with technical expertise, HONGYU empowers industries to achieve optimal performance through precision sealing technology.