HUNG RONG HYDRAULIC TECH. CO., LTD

705-36-29540

BRAND
KOMATSU
PART NO
705-36-29540
MODEL NO
SAR4-140+(1)28 RS (Rear Section)
  • Specification
  • Product Description
  • Product Scenario
  • Product Advantage
Model Displacement
(cm3/rev.)
Max. Pressure
(kg/cm2)
Rated Pressure
(kg/cm2)
SAR4-140+(1)28 RS (Rear Section) 28.7 250 210

* The speed (r.p.m.) of the rear section depends on the speed (r.p.m.) of the first section

 

Applicable to :

WA470-3, WA450-3-H, WA450-3A, WA450-3, WA450-3A-S, WA450-3-X, WA450L-3, WF450-3, WA470-DZ-3, WA450-3MC, WA450-3A-TN

 

  • Komatsu Equipment: Precision-matched for WA470-3, WA450-3 series, and WF450-3 variants wheel loaders.

 

  • System Functions: Integrates seamlessly with existing hydraulic systems, providing consistent power transmission and reliable fluid flow for loading, lifting, and material transport operations.

 

  • Work Environments: Engineered to withstand continuous operation in harsh environments such as quarries, mining sites, and large-scale earthmoving projects.

 

  • Applications: Ideal for fleet maintenance managers and equipment operators requiring OEM-quality replacement parts to maintain optimal machine performance and minimize downtime.
  • Replacement: 100% precision-engineered to meet stringent Komatsu OEM specifications, offering an exact displacement match of 28.7 cm³/rev and precise dimensional accuracy.

 

  • Taiwan-Made Quality: Manufactured by Hung Rong Hydraulic Tech. Co., Ltd. under ISO-compliant production processes, leveraging established R&D capabilities and extensive industry experience.

 

  • Heavy-Duty Reliability: Sustains highly dependable performance under rated pressures of 210 kg/cm² and maximum pressure tolerances up to 250 kg/cm² in demanding industrial environments.

 

  • Cost-Effective Maintenance: Provides an exceptional aftermarket solution that fully maintains operational integrity across multiple heavy equipment applications while offering significant cost advantages.