Specifications
Model Number :
339-0513、123-2233、126-2073
Certifiion :
ISO
Place of Origin :
USA
MOQ :
1
Payment Terms :
MoneyGram,Western Union,T/T,D/P,D/A,L/C
Supply Ability :
100
Delivery Time :
2 weeks
Packaging Details :
wooden box
Control Mode :
Manual control, Hydraulic proportional control, Electric proportional control (PLC)
Operating Temperature :
Standard: -20°C to 90°C; Custom low-temperature: -40°C to 90°C (special oil seal)
Rotation Direction :
Clockwise (CW, standard), Counterclockwise (CCW, custom order only)
Rated Pressure :
21–38 MPa (custom high-pressure versions up to 42 MPa for mining equipment)
Outlet Port Position :
Top, Side, Bottom (customizable angle: 0°/90°/180°)
Description
339-0513, 123-2233, 126-2073 Excavator Hydraulic Pump (20-36 Tons)
Axial piston pump and hydraulic motor adapted for 320D/D2, 323D2, 326GC, 329D, 330D, 336D/D2XE excavators and compatible models.
Product Specifiions
Pump Type OEM Part Number Applicable Equipment Model Displacement (cc/r) Rated Pressure (MPa) Rotation Direction Mounting Standard
Axial Piston Pump 487-6207 301.5/301.6/301.7CR 12.5 28 Clockwise SAE A
Axial Piston Pump 423-0097 305.5E/306E/307E 65 32 Clockwise SAE B
Axial Piston Pump 272-6959 325D/329D/DL 145 35 Clockwise SAE C
Axial Piston Pump 369-9655 374F/390F 280 38 Clockwise SAE D
Axial Piston Pump 307-3063 415F/416F/422F 112 31 Clockwise SAE B
Gear Pump (Pilot) 560-0886 Full Range Excavators 8.2 21 Clockwise SAE A
Axial Piston Pump 295-9426 349 Series 160 36 Clockwise SAE C
339-0513、123-2233、126-2073  excavator hydraulic pump (20-36 tons) plunger pump hydraulic motor adapted for 320D/D2/323D2/326GC/329D/330D/336D/D2XE
Compatible Pump Configurations by Equipment Class
Small Excavators (3-10 Tons)
  • Main Pumps: 423-0097, 397-3941, 214-1091, 4I-1023, 348-7627, 7Y-4002, 247-7867, 358-5004
  • Compatible Models: 305.5E, 306E, 307D, 308E, 312D, 317, etc.
  • Pilot/Gear Pumps: 126-2016, 284-3536
Medium Excavators (20-36 Tons)
  • Main Pumps: 272-6959, 289-7917, 272-6955, 259-0815/10 R-8707, 451-9302, 341-2860, 567-9721, 593-8367, 436-6669, 438-1293, 244-8479, 272-6957, 339-0513, 123-2233, 126-2073, 119-5407, 497-8499, 114-0602, 0R-8102
  • Compatible Models: 320D/D2, 323D2, 326GC, 329D, 330D, 336D/D2XE, etc.
  • Rotary Pumps: 204-4916, 204-4922
  • Pilot/Gear Pumps: 175-6253, 397-6960
Large Excavators (Over 37 Tons)
  • Main/Rotary Pumps: 369-9655, 593-3840, 584-0380, 627-1304, 295-9426, 550-4341, 194-8259, 361-0718, 353-5691, 362-8488, 510-7950
  • Compatible Models: 336GC, 340, 345, 349, 374F, 385, 390F, 395GC, etc.
  • Pilot/Gear Pumps: 564-9801, 234-4638
Loader & Backhoe Appliions
  • Main Pumps: 307-3063 CA3073063, 20R-6569, 161-6634, 235-4110, 100-3259, 121-7385
  • Compatible Models: 415F, 416C/D/E/F, 422F, 426F, 428D/F with C3.4/C4.4 engines
  • Pilot/Gear Pumps: 175-6253, 397-6960
Bulldozer Appliions
  • Main Pumps: 9T-8647, 9T-8346, 100-6239/OR-7677, 9J-5068, 9T-8647, 6E-5072
  • Compatible Models: D7R/H, D8N/R, D9R, 140G, etc.
  • Gear Pumps: 9T-1318, 104-1752
Frequently Asked Questions
Are hydraulic pumps compatible with biodegradable hydraulic oil?
Yes, but only if the oil meets 's specifiions and is compatible with the pump's seal materials; consult a dealer for recommendations.
What is the pilot pressure range for excavator hydraulic systems?
The typical pilot pressure range is 3-5 MPa, providing stable control signal pressure for the operation valves.
How to disassemble a axial piston pump?
Follow the official disassembly manual, use specialized tools, mark component positions during disassembly, and clean all parts thoroughly to avoid contamination.
What is the part number for the main pump of 349 series?
The main pump part number for 349 series is 295-9426, a high-pressure axial piston pump.
Can a damaged hydraulic pump shaft be repaired?
Minor shaft wear can be repaired via plating or grinding, but severe damage (e.g., bending, cracking) requires shaft replacement or pump remanufacturing.
What is the role of a charge pump in variable-displacement pumps?
The charge pump supplies low-pressure oil to lubrie internal pump components and maintain control chamber pressure for displacement adjustment.
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339-0513、123-2233、126-2073 excavator hydraulic pump (20-36 tons) plunger pump hydraulic motor adapted for 320D/D2/323D2/326GC/329D/330D/336D/D2XE

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Model Number :
339-0513、123-2233、126-2073
Certifiion :
ISO
Place of Origin :
USA
MOQ :
1
Payment Terms :
MoneyGram,Western Union,T/T,D/P,D/A,L/C
Supply Ability :
100
Contact Supplier
339-0513、123-2233、126-2073  excavator hydraulic pump (20-36 tons) plunger pump hydraulic motor adapted for 320D/D2/323D2/326GC/329D/330D/336D/D2XE
339-0513、123-2233、126-2073  excavator hydraulic pump (20-36 tons) plunger pump hydraulic motor adapted for 320D/D2/323D2/326GC/329D/330D/336D/D2XE

Quanzhou Yisenneng Hydraulic Electromechanical Equipment Co., Ltd.

Verified Supplier
2 Years
fujian
Business Type :
Manufacturer, Exporter
Total Annual :
1 million-10 millon
Employee Number :
>50
Certification Level :
Verified Supplier
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