HUNG RONG HYDRAULIC TECH. CO., LTD

705-52-30490

BRAND
KOMATSU
PART NO
705-52-30490
MODEL NO
SAR3-63+(1)28
  • Specification
  • Description
  • Product Scenario
  • Product Advantage
Model Displacement
(cm3/rev.)
Max. Pressure
(kg/cm2)
Rated Pressure
(kg/cm2)
Speed
(r.p.m.)
Max. Min.
SAR3-63 63.1 250 210 2500 600
SAR1-28 28.7

 

 

Applicable to :

WA500-3, WF550T-3, WF550T-3D, WA500-3H, WA500-3L, WF550T-3A, WF550-3D, WA500-3LK

 

  • Part Number: 705-52-30490

 

  • Model: SAR3-63+(1)28 

 

  • Displacement:
    • Primary Pump (SA3-63): 63.1 cm³/rev
    • Secondary Pump (SA1-28): 28.7 cm³/rev

 

  • Pressure Rating: Rated 210 kg/cm² / Maximum 250 kg/cm²

 

  • Speed Range: 600 – 2500 r.p.m.

 

  • Manufacturer: Hung Rong Hydraulic Tech. Co., Ltd.

 

🚜 Equipment Compatibility

  • Komatsu Heavy Machinery:
    • Wheel Loaders: WA500-3 Series
    • Forestry / Dozer Equipment: WF550T-3 Series and variants
  • Multi-Function Control: Powers simultaneous operations including lifting, steering, and implement control.

 

  • Heavy-Duty Environments: Engineered for construction sites, logging operations, mining, and material handling facilities.
  • Exact OEM Match: Meets stringent Komatsu specifications for seamless, direct replacement.

 

  • High Efficiency: Dual-pump layout ensures consistent hydraulic power and maximum uptime under peak pressure.

 

  • Certified Quality: Built using ISO-compliant manufacturing processes to extend service life and lower long-term costs.

 

  • Global Support: Backed by a wide distribution network and technical support to minimize equipment downtime.