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The Marbed 9873 Coupling System Half is a precision-engineered, anti-backlash solution tailored for professional diesel pump testing on compliant test benches. Built to meet ISO 4008 testing conditions, it ensures exceptional accuracy and reliability in high-demand workshop environments. Constructed from high-grade steel, this coupling half delivers superior strength and durability, standing up to the rigorous needs of continuous testing.

Designed for flexibility, the Marbed 9873 accommodates teeth up to 14 mm thickness, offering a secure and stable fit for advanced systems. It features a backplate for a 50 mm hub, along with two mounting holes threaded to M10 on an 85 mm circumference, making it compatible with Bosch test bench models including EFEP 515.., EFEP 615.., EPS 707.., EPS 711.., EPS 715 E, EPS 807.., and EPS 815...

Aligned with Bosch part number 1 686 401 028 and1 686 401 029, the Marbed 9873 ensures a smooth integration for efficient operation. Its anti-backlash design minimizes alignment issues during usage, while the high permissible load of 600 Nm right/left ensures it can handle the stresses of demanding torque testing in both directions.

This coupling half provides universal diesel pump compatibility, making it ideal for diverse setups. Its innovative engineering facilitates seamless test bench applications, ensuring precision and maximizing productivity.

Key Features and Benefits

• ISO 4008 Compliance
  Specifically designed to adhere to ISO 4008 testing conditions, ensuring standardized and accurate results.

• Anti-Backlash Performance
  Engineered to accommodate teeth up to 14 mm thickness, providing precise and stable engagement under all conditions.

• Durable Steel Construction
  Built from high-grade steel, it resists wear and deformation, making it a long-lasting tool for professional workflows.

• Advanced Mounting Features
  Includes a backplate for a 50 mm hub and two M10 threaded mounting holes on an 85 mm circumference, ensuring compatibility with a range of Bosch test bench models.

• Universal Compatibility
  Compatible with all diesel pumps and integrates seamlessly with Bosch part number 1 686 401 028 and 1 686 401 029, enhancing operational efficiency.

• High Torque Tolerance
  Capable of withstanding stress up to 600 Nm right/left loading, meeting the demands of heavy-duty testing applications.

• Supports Bosch Test Bench Models
  Ensures compatibility with Bosch systems including EFEP 515.., EFEP 615.., EPS 707.., EPS 711.., EPS 715 E, EPS 807.., and EPS 815.., simplifying workshop configurations.

The Marbed 9873 Coupling System Half is the ultimate solution for diesel pump testing professionals. With its ISO compliance, anti-backlash engineering, and universal versatility, it delivers precision and durability for reliable performance in the most demanding environments.