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Home  /  Products  /  Hydraulic Pump Excavator Parts  /  HYUNDAI R450LC-7 R450LC-7A R500LC-7 R500LC-7A Hydraulic pump for Excavator parts K5V200DT-9C0Z-17T 31NB-10020 31NB-10022 Main Piston pump OEM
Quality HYUNDAI R450LC-7 R450LC-7A R500LC-7 R500LC-7A Hydraulic pump for Excavator parts K5V200DT-9C0Z-17T 31NB-10020 31NB-10022 Main Piston pump OEM factory
Quality HYUNDAI R450LC-7 R450LC-7A R500LC-7 R500LC-7A Hydraulic pump for Excavator parts K5V200DT-9C0Z-17T 31NB-10020 31NB-10022 Main Piston pump OEM factory
Quality HYUNDAI R450LC-7 R450LC-7A R500LC-7 R500LC-7A Hydraulic pump for Excavator parts K5V200DT-9C0Z-17T 31NB-10020 31NB-10022 Main Piston pump OEM factory
Quality HYUNDAI R450LC-7 R450LC-7A R500LC-7 R500LC-7A Hydraulic pump for Excavator parts K5V200DT-9C0Z-17T 31NB-10020 31NB-10022 Main Piston pump OEM factory
Quality HYUNDAI R450LC-7 R450LC-7A R500LC-7 R500LC-7A Hydraulic pump for Excavator parts K5V200DT-9C0Z-17T 31NB-10020 31NB-10022 Main Piston pump OEM factory
Quality HYUNDAI R450LC-7 R450LC-7A R500LC-7 R500LC-7A Hydraulic pump for Excavator parts K5V200DT-9C0Z-17T 31NB-10020 31NB-10022 Main Piston pump OEM factory
Quality HYUNDAI R450LC-7 R450LC-7A R500LC-7 R500LC-7A Hydraulic pump for Excavator parts K5V200DT-9C0Z-17T 31NB-10020 31NB-10022 Main Piston pump OEM factory
Quality HYUNDAI R450LC-7 R450LC-7A R500LC-7 R500LC-7A Hydraulic pump for Excavator parts K5V200DT-9C0Z-17T 31NB-10020 31NB-10022 Main Piston pump OEM factory
Quality HYUNDAI R450LC-7 R450LC-7A R500LC-7 R500LC-7A Hydraulic pump for Excavator parts K5V200DT-9C0Z-17T 31NB-10020 31NB-10022 Main Piston pump OEM factory
Quality HYUNDAI R450LC-7 R450LC-7A R500LC-7 R500LC-7A Hydraulic pump for Excavator parts K5V200DT-9C0Z-17T 31NB-10020 31NB-10022 Main Piston pump OEM factory
Quality HYUNDAI R450LC-7 R450LC-7A R500LC-7 R500LC-7A Hydraulic pump for Excavator parts K5V200DT-9C0Z-17T 31NB-10020 31NB-10022 Main Piston pump OEM factory

HYUNDAI R450LC-7 R450LC-7A R500LC-7 R500LC-7A Hydraulic pump for Excavator parts K5V200DT-9C0Z-17T 31NB-10020 31NB-10022 Main Piston pump OEM

Place of Origin:China
Brand Name:Belparts
Certification:CE
Model Number:R450LC-7 R450LC-7A R500LC-7 R500LC-7A
Minimum Order Quantity:1 PCS
Price:Negotiation
Payment Terms:L/C,D/A,D/P,T/T,alibab TRADE ASSURANCE,Western Union,PAYPAL
Supply Ability:100 PCS / Months
Product Details
Highlight:

HYUNDAI excavator hydraulic pump

,

K5V200DT hydraulic pump for excavator

,

OEM excavator main piston pump
Part Name: Main Hydraulic Pump
Type: K5V200DT-9C0Z-17T
Part Number: 31NB-10020 31NB-10022
Application: Crawler Excavator
Quality: Made In China OEM
Warranty: 12 Months
Shipment: Sea / Air / Express DHL FEDEX UPS
Product Description
HYUNDAI R450LC-7 R450LC-7A R500LC-7 R500LC-7A Hydraulic Pump
Product Overview

Main hydraulic piston pump for Hyundai excavator models, compatible with K5V200DT-9C0Z-17T type and OEM part numbers 31NB-10020 and 31NB-10022.

Application Excavator
Part Name Main Hydraulic Pump
Machine Model R450LC-7, R450LC-7A, R500LC-7, R500LC-7A, Robex 450LC-7, 450LC-7A, 500LC-7, 500LC-7A
Part Number 31NB-10020, 31NB-10022
Type K5V200DT-9C0Z-17T
Warranty 12 months
Delivery Time 3-7 Days
Shipment Express/Freight/Sea/Train
Quality Made in China
MOQ 1 Piece
Payment Term T/T, Trade Assurance, Paypal, etc.
Category Construction Machinery Part
HYUNDAI Hydraulic Pump Diagram
Spare Parts List
# Part No Part Name Qty.
*31NB-10020MAIN PUMP1
*-1,-21
*31NB-10022MAIN PUMP1
*-1,-21
*-1@FUEL INJECTION PIPE & NOZZLE1
S012XJBN-00680BLOCK-CYLINDER2
111XJBN-00976SHAFT-DRIVE(F)1
113XJBN-00977SHAFT-DRIVE(R)1
114XJBN-00572COUPLING-SPLINE1
123XJBN-00571BEARING-ROLLER2
124XJBN-00978BEARING-NEEDLE2
127XJBN-00569SPACER-BEARING3
130XJBN-00568BOOSTER1
S151XJBN-00681PISTON18
S152XJBN-00682SHOE18
153XJBN-00683PLATE-SET2
156XJBN-00564BUSHING-SPHERICAL2
157XJBN-00541SPRING-CYLINDER18
211XJBN-00023PLATE-SHOE2
S212XJBN-00012PLATE-SWASH2
S214XJBN-00013BUSHING-TILTING2
251XJBN-00560SUPPORT-S.P.2
261XJBN-00025COVER(FR)-SEAL1
263XJBN-00979COVER(RR)-SEAL1
271XJBN-00980CASING-PUMP2
271XJBN-01524CASING-PUMP2
311XJBN-00559COVER-VALVE(F)1
312XJBN-00558COVER-VALVE(R)1
S313XJBN-00557PLATE-VALVE(R)1
S314XJBN-00556PLATE-VALVE(L)1
401XJBN-00028SCREW4
402XJBN-00555SCREW-HEX SOC HD4
406XJBN-00355SCREW-HEX SOC HD8
466XJBN-00356PLUG4
468XJBN-00357PLUG4
490XJBN-00032PLUG32
492XJBN-00234PLUG5
S531XJBN-00981PIN-TILTING2
532XJBN-00703PISTON-SERVO2
534XJBN-00034STOPPER(L)2
535XJBN-00035STOPPER(S)2
S548XJBN-00360PIN-FEED BACK2
702XJBN-00040O-RING2
706XJBN-00982O-RING1
710XJBN-00983O-RING2
717XJBN-00984O-RING2
719XJBN-00985O-RING3
724XJBN-00902O-RING15
725XJBN-00903O-RING10
728XJBN-00905O-RING4
732XJBN-00047O-RING2
774XJBN-00906SEAL-OIL1
789XJBN-00049RING-BACK UP2
792XJBN-00050RING-BACK UP2
808XJBN-00364NUT4
824XJBN-00052RING-SNAP2
885XJBN-00053PIN-22
886XJBN-00365PIN-SPRING5
901XJBN-00055BOLT-EYE2
953XJBN-00056SCREW-SET2
954XJBN-00553SCREW-SET2
981XJBN-00156NAME PLATE1
983XJBN-00341PIN2
984XJBN-01181SCREW-SET8
*-2@FUEL INJECTION PIPE & NOZZLE
SEE 4020		1
*-3@FUEL INJECTION PIPE & NOZZLE
SEE 4030		1
S011XJBN-00664PISTON ASSY
SEE ILLUST		2
S013XJBN-00665CYLINDER ASSY-RH
SEE ILLUST		1
S014XJBN-00666CYLINDER ASSY-LH
SEE ILLUST		1
S030XJBN-00011SWASH PLATE ASSY
SEE ILLUST		2
S530XJBN-00986TILTING PIN ASSY
SEE ILLUST		2
Branded Accessories
Branded Accessories for Hydraulic Pump
Related Products
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Why Choose Us?
  • Quality Assurance
  • Fine Workmanship
  • Price Advantage
  • Stable Supply
Quality Assurance Process Workmanship Details
Process Features
  • Standard production management
  • Advanced testing equipment
  • Heat Treatment Technology
  • Fitting of cylinder block and valve plate
Production Process
About Our Factory

Belparts have a large workshop for excavator parts producing, from material cutting, welding, heating treating, assembling, debugging, painting, testing, every part we will confirm before leaving the factory.

Factory Overview
Frequently Asked Questions
If I only know the excavator model, but can not offer parts No., what should I do?
If possible, you can send us pictures of old products, nameplate or the size for reference.
What is the warranty of the parts after I purchased hydraulic axial piston pump & motor spare parts?
The warranty is 6/12 Months based on the item details.
How can I pay the order?
We can receive payment through T/T, Western Union, Paypal(for small amount), alibab trade assurance.
When will get the items after I place order?
Once your payment is confirmed, we will arrange the goods within 24 hours; if not in stock, we will inform you before placing the order.
How can I do if there is something wrong with the items?
First of all, I have confidence in the quality of our products, if you really found something wrong, pls provide pictures for us and we will check. After it is confirmed, pls return to us, we will offer the correct item.
What is your main products?
We are specialized in the excavator spare parts, such as travel motor gearbox/ass'y/parts, swing gearbox/ass'y/motor/parts, hydraulic pump assy/parts and gear parts. If you need other excavator parts, we also can supply as your requirements.
Overall Rating
5.0
★★★★★
★★★★★
Based on 50 reviews recently
5 star
100%
4 star
0
3 star
0
2 star
0
1 star
0
All Reviews
  • J
    Jeff
    South Africa Mar 20.2026
    ★★★★★
    ★★★★★
    This OEM-quality hydraulic pump fits my machine perfectly, and it runs very well on it.
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