HUNG RONG HYDRAULIC TECH. CO., LTD

705-21-34440

BRAND
KOMATSU
PART NO
705-21-34440
MODEL NO
SAL2-50-RF (Rear Port Type)
  • Specification
  • Product Description
  • Product Scenario
  • Product Advantage
Model Displacement
(cm3/rev.)
Max. Pressure
(kg/cm2)
Rated Pressure
(kg/cm2)
Speed
(r.p.m.)
Max. Min.
SAL2-50-RF (Rear Port Type) 50.1 250 210 3000 800

 

Port Type Inlet Outlet
Flange Port Ø32 Ø19
  • Part Number: 705-21-34440

 

  • Model: SAL2-50-RF (Rear Port Type)

 

  • Displacement: 50.1 cm³/rev

 

  • Rated Pressure: 210 kg/cm²

 

  • Maximum Operating Pressure: 250 kg/cm²

 

  • Speed Range: 800–3000 r.p.m.

 

  • Port Specifications: Flange port connection (Ø32 Inlet / Ø19 Outlet)

 

  • Manufacturer: Hung Rong Hydraulic Tech. Co., Ltd.
  • Komatsu Equipment: Engineered specifically for high-pressure fluid power transmission in Komatsu heavy machinery, excavators, and loaders.

 

  • System Functions: Operates as a heavy-duty rear port gear pump, providing sustained pressure and precise fluid control for core hydraulic circuits.

 

  • Work Environments: Built for continuous-duty applications, thriving in mobile equipment, manufacturing automation, and industrial power units.

 

  • Applications: Critical for demanding construction and industrial operations where sustained high pressure and operational efficiency are essential for equipment longevity.
  • Replacement: Meets stringent OEM specifications to ensure 100% direct compatibility and a perfect fit to replace part number 705-21-34440.

 

  • Taiwan-Made Quality: Manufactured by Hung Rong Hydraulic Tech. Co., Ltd. in Taiwan, utilizing ISO-compliant processes and decades of R&D expertise.

 

  • Heavy-Duty Reliability: Delivers a maximum pressure of 250 kg/cm² and precise dimensional accuracy, guaranteeing robust durability under continuous workloads.

 

  • Global Support & Value: Features standard flange port configurations for seamless integration, offering a highly cost-effective replacement solution with competitive pricing advantages.