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MQ6-56936-1300 Sealing Ring – Precision Fluid Seal for Howo/Sitrak

MQ6-56936-1300 – Heavy-Duty Sealing Ring (25×2.5) | Howo/Sitrak

OEM MQ6-56936-1300 The Sealing ring with OEM number MQ6-56936-1300 is a precision-engineered, high-performance fluid seal designed for Howo and Sitrak commercial vehicle powertrains and hydraulic systems. This critical component ensures leak-free operation, preventing fluid contamination and maintaining system pressure. As a genuine Howo/Sitrak truck parts solution, the MQ6-56936-1300 sealing ring is manufactured from high-grade nitrile rubber (NBR) with a precision-molded design, offering a perfect fit and exceptional sealing performance. Its robust construction and resistance to heat, oil, and wear make it the ideal choice for fleets seeking to maximize reliability and minimize fluid loss.

Sealing ring (25x2.5) - English
Sealing ring (25×2.5)
Уплотнительное кольцо (25x2.5) - Russian
Уплотнительное кольцо (25×2.5)
Anillo de sellado (25x2.5) - Spanish
Anillo de sellado (25×2.5)

Precision sealing & core advantages

Leak-free performance

The MQ6-56936-1300 sealing ring is engineered to provide a reliable, leak-proof seal in critical fluid passages, preventing oil, coolant, or hydraulic fluid loss and maintaining system integrity.

Exceptional durability

Constructed from high-grade NBR with a precision-molded design, this sealing ring resists heat, oil, and wear, providing exceptional service life and consistent sealing performance.

This sealing ring is engineered to maintain a positive seal under varying temperatures and pressures, ensuring reliable operation of the entire system. The MQ6-56936-1300’s precise dimensional tolerances and superior material properties minimize the risk of leaks, contributing to improved reliability and longevity of associated components. Field tests have demonstrated a significant reduction in fluid loss and contamination, making it a trusted choice for demanding transport operations.

Technical specifications & data

ParameterValue / Specification
OEM NumberMQ6-56936-1300
Inner diameter (ID)25.0 mm (±0.2)
Cross-section (thickness)2.5 mm (±0.1)
MaterialNitrile rubber (NBR) – 70 Shore A
Temperature range-40°C to +120°C
Max. operating pressure10 bar (static)
Weight0.008 kg
OEM-grade fit Precision-molded Oil & heat resistant 24-month warranty

All specifications meet or exceed OEM standards. The sealing ring features a precision-molded design for a secure fit and is compatible with all major Howo and Sitrak engine, transmission, and hydraulic systems. The MQ6-56936-1300 is factory-tested to ensure dimensional accuracy and optimal sealing performance.

Compatibility & application

Howo models

  • Howo A7 / T7H (all variants)
  • Howo TX / T5G series
  • Howo 6×4 / 8×4 chassis

Sitrak & others

  • Sitrak C7H / C9H series
  • Sitrak G7 / G9 models
  • Compatible with MC11/13 engines

This sealing ring is also cross-compatible with certain DAF and MAN truck models that use similar sealing architectures. Always verify compatibility with your vehicle’s VIN and component serial number to ensure correct fitment. The MQ6-56936-1300 is a direct replacement for multiple OEM sealing rings, offering a cost-effective solution without compromising on quality or performance.

Installation & quality assurance

Installation tips

Ensure the sealing groove and mating surfaces are clean and free of burrs. Lubricate the ring with compatible oil or grease before installation. Avoid twisting or over-stretching the ring during fitment.

Quality tested

Each MQ6-56936-1300 sealing ring undergoes 100% dimensional inspection, hardness testing, and leak testing. Certified to ISO 9001:2015 and IATF 16949 standards, ensuring consistent quality and reliability.

Why choose this sealing ring? The MQ6-56936-1300 delivers unmatched sealing performance and durability, ensuring your fluid systems operate leak-free and efficiently. This not only reduces maintenance costs but also prevents environmental contamination and fluid loss, maximizing the uptime and reliability of your vehicle.

Durability & real-world performance

Extended service life

The high-grade NBR compound provides exceptional resistance to heat, oil, and wear, with field tests showing a service life exceeding 1.2 million km in heavy-duty applications.

Extreme environment performance

Tested in environments ranging from -40°C to +120°C, the MQ6-56936-1300 maintains its sealing properties and dimensional stability, ensuring reliable performance in all climates.

Independent fleet trials have shown that vehicles equipped with this sealing ring experience 30% fewer fluid-related failures, leading to significant cost savings over the vehicle’s lifetime.

Packaging & logistics

Packaging: Anti-corrosion VCI paper in a sealed polybag, placed in a corrugated carton
Weight: 0.015 kg (including packaging)
Dimensions: 80 x 80 x 10 mm
Origin: China (ISO 14001 facility)

Each sealing ring is shipped with a certificate of conformance and a traceability label. Bulk orders are packaged in partitioned boxes to prevent damage during transit. The MQ6-56936-1300 is stocked in regional warehouses for rapid dispatch worldwide.

Summary – why MQ6-56936-1300

OEM specification
Leak-proof design
Exceptional durability
24-month warranty

Choosing the Sealing ring with part number MQ6-56936-1300 represents a critical investment in the reliability and longevity of your Howo or Sitrak truck’s fluid systems. Its advanced engineering, robust construction, and precision fitment deliver tangible benefits in leak prevention, system efficiency, and extended component life. This is not just a replacement part; it’s a performance upgrade that ensures your fleet operates at its best. Trust in a component engineered to the highest standards—backed by thousands of satisfied fleet operators worldwide. Upgrade your fluid systems with the precision of MQ6-56936-1300 and experience the difference in performance and peace of mind.

For more Howo/Sitrak parts, visit our official parts catalog.

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