HUNG RONG HYDRAULIC TECH. CO., LTD

705-52-30920

BRAND
KOMATSU
PART NO
705-52-30920
MODEL NO
SAR3-100+50
  • 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.
SAR3-100 100.5 250 210 2500 600
SAR3-50 49.8

 

Applicable to :

D275AX-5, D275AX-5E0, D275AX-5-KO, D275A-5R, D275A-5D, D275A-5

 

  • Part Number: 705-52-30920

 

  • Model: SAR3-100+50

 

  • Displacement:
    • Primary Pump (SA3-100): 100.5 cm³/rev
    • Secondary Pump (SA3-50): 49.8 cm³/rev

 

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

 

  • Speed Range: 600 – 2500 rpm

 

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

 

  • 🚜 Equipment Compatibility:
    • Komatsu Heavy Machinery:
    • Bulldozers: D275AX-5, D275AX-5EO, D275AX-5-KO, D275A-5R, D275A-5D, D275A-5 Series and variants
  • Multi-Function Control: Delivers precise flow control for heavy earthmoving equipment, powering simultaneous operations such as blade positioning, ripper functions, and steering mechanisms.

 

  • Heavy-Duty Environments: Engineered for continuous load conditions in challenging jobsite environments including mining operations, large-scale excavation, and infrastructure development.
  • Exact OEM Match: Meets stringent Komatsu OEM specifications with exact dimensional tolerances and material standards for seamless integration and zero-modification fitment.

 

  • High Efficiency & Value: Delivers genuine replacement quality and reliable peak-pressure performance up to 250 kg/cm² at a highly competitive value.

 

  • Certified Quality: Manufactured under rigorous quality control and extensive hydraulic expertise to restore full system functionality, minimizing downtime and extending equipment service life.