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31N3-10050 Hydraulic Main Pump For Hyundai R110-7 Excavator

I appreciate the help from Paul, he's prefessional and knows exactly what parts I need. My CAT has gone back to work without any problem.

—— Raphael

Got the final drive and its beautiful I think. We've have it assembled in our Hitachi ZX330 excavator, my machines goes to work again now. Many thanks

—— Kevin

Fast shippment, the arrived parts is good quality, our engine is repaired and is perfectly running at maximum power. Thank you, god bless.

—— Mohammed

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31N3-10050 Hydraulic Main Pump For Hyundai R110-7 Excavator

31N3-10050 Hydraulic Main Pump For Hyundai R110-7 Excavator
31N3-10050 Hydraulic Main Pump For Hyundai R110-7 Excavator 31N3-10050 Hydraulic Main Pump For Hyundai R110-7 Excavator

Large Image :  31N3-10050 Hydraulic Main Pump For Hyundai R110-7 Excavator

Product Details:
Place of Origin: China
Brand Name: OEM
Model Number: R110-7
Payment & Shipping Terms:
Minimum Order Quantity: 1 PCS
Price: Negotiable
Packaging Details: Wooden box for heavy parts, paper carton for light parts
Delivery Time: 3-7 working days
Payment Terms: D/P, T/T, Western Union, MoneyGram, D/A, L/C
Supply Ability: 100-2000
Detailed Product Description
Category: Excavator Hydraulic Parts Machine Model: R110-7
Parts No.: 31N3-10050 Parts Name: Hydraulic Main Pump
Warranty: 6/12 Months Package: Standard Export Carton
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hydraulic pump unit


hydraulic pump parts

​31N3-10050  31N310050  R110-7 hydraulic pump  K3V63DT pump  



  • 31N3-10050 Excavator Hydraulic Main Pump Used For Hyundai R110-7 Excavator


  • Spec Sheet
Excavator spare parts name main hydraulic pump
Equipment Model HYUNDAI R110-7
Parts Category Excavator hydraulic parts
Spare parts Condition Brand new, OEM quality
MOQ of order(PCS, SET) 1 SET
Parts Availability In stock
Delivery Lead time 1-3 days


  • Application


The R110-7 hydraulic pump is a specific model of hydraulic pump commonly used in heavy machinery and equipment, particularly in the construction and mining industries. It is typically associated with the Hyundai R110-7 excavator model.


This hydraulic pump is responsible for generating hydraulic pressure to operate various hydraulic functions in the excavator, such as the boom, arm, and bucket movements. It converts mechanical power from the engine into hydraulic power, which is then used to drive the hydraulic cylinders and perform tasks like digging, lifting, and moving materials.


The R110-7 hydraulic pump is a critical component of the excavator's hydraulic system, and it's essential to ensure it is properly maintained and serviced to ensure optimal performance and longevity.


If you have any specific questions or require further information about the R110-7 hydraulic pump, feel free to ask.


  • Parts Diagram


Pos. Part No Qty Parts name Comments
*. 31N3-10050 [1] MAIN PUMP  
*-1. XJBN-00928 [1] MAIN PUMP UNIT  
111 XJBN-00432 [1] SHAFT(F)-DRIVE  
113 XJBN-00431 [1] SHAFT(R)-DRIVE  
114 XJBN-00430 [1] COUPLING-SPLINE  
123 XJBN-00429 [2] BEARING-ROLLER  
124 XJBN-00428 [2] BEARING-NEEDLE  
127 XJBN-00427 [4] SPACER-BEARING  
S141. XJBN-00426 [2] BLOCK-CYLINDER  
S151. XJBN-00425 [18] PISTON  
S152. XJBN-00424 [18] SHOE  
153 XJBN-00423 [2] PLATE-SET  
156 XJBN-00422 [2] BUSH-SPHERICAL  
157 XJBN-00421 [18] SPRING-CYLINDER  
211 XJBN-00420 [2] PLATE-SHOE  
S212. XJBN-00419 [2] PLATE-SWASH  
S214. XJBN-00418 [2] BUSH-TILTING  
251 XJBN-00417 [2] SUPPORT  
261 XJBN-00416 [1] COVER(F)-SEAL  
271 XJBN-00415 [2] CASING-PUMP  
312 XJBN-00414 [1] BLOCK-VALVE  
S313. XJBN-00413 [1] PLATE(R)-VALVE  
S314. XJBN-00412 [1] PLATE(L)-VALVE  
401 XJBN-00411 [8] SCREW  
406 XJBN-00410 [4] SCREW  
466 XJBN-00356 [2] PLUG  
467 XJBN-00409 [4] PLUG  
490 XJBN-00032 [15] PLUG  
S531. XJBN-00408 [2] PIN-TILTING  
532 XJBN-00407 [2] PISTON-SERVO  
534 XJBN-00406 [2] STOPPER(L)  
535 XJBN-00405 [2] STOPPER(S)  
S548. XJBN-00404 [2] PIN-FEED BACK  
702 XJBN-00403 [2] O-RING  
710 XJBN-00402 [1] O-RING  
717 XJBN-00401 [2] O-RING  
719 XJBN-00400 [2] O-RING  
724 XJBN-00361 [18] O-RING  
725 XJBN-00362 [2] O-RING  
728 XJBN-00097 [4] O-RING  
732 XJBN-00879 [2] O-RING  
774 XJBN-00399 [1] SEAL-OIL  
789 XJBN-00398 [2] RING-BACK UP  
792 XJBN-00397 [2] RING-BACK UP  
808 XJBN-00396 [4] NUT  
824 XJBN-00395 [2] RING-SNAP  
885 XJBN-00394 [2] PIN-VALVE PLATE  
886 XJBN-00365 [4] PIN-SPRING  
901 XJBN-00393 [2] BOLT-EYE  
953 XJBN-00105 [2] SCREW-SET  
954 XJBN-00392 [2] SCREW-SET  
981 XJBN-00391 [2] PLATE-NAME  
983 XJBN-00341 [2] PIN  
*-2. @ [1] REGULATOR ASSY SEE 4020, REAR
*-3. @ [1] GEAR PUMP SEE 4030


  • Description

Hydraulic pumps are designed precisely to work in a hydraulic system to meet the prime product requirements for machine performance, reliability, durability, operating costs and productivity.

  • Advantage


1. The pump parts are built to fit to the genuine excavator system.

2. The pump parts are supplied strictly according to the genuine parts catalog.

3. All the pump components are manufactured from carefully selected materials with standard quality using standard production process heat treatment processes — including carburizing, nitriding, and induction hardening.

4. Surplus stock and the various varioties of pump parts that cover excavator. HITACHI KOMATSU HYUNDAI Vo-lvo DOOSAN KOBELCO SUMITOMO KATO JCB


  • Warranty

1. Warranty Period: 3 Months' warranty from the date of arrival. Longer period of 6 months' warranty could be offered with higher price level.
2. Warranty type: replacement of the parts that have quality problem.
3. Warranty is not valid for below s
* Cutomer give wrong information about the order
* Force Majeure
* Wrong installation and operation
* Rust because of wrong stock & maintenance

  • Packing & Delivery

* Strong carton or wooden box for gear components. Wooden box for gearbox assembly
* Delivery methods: By Sea, By air to local internation airport, By express like DHL TNT FEDEX

Contact Details
Guangzhou Anto Machinery Parts Co.,Ltd.

Contact Person: Mr. Paul

Tel: 0086-15920526889

Fax: +86-20-89855265

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