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China factory - Guangzhou Tieqi Construction Machinery Co., Ltd.

Guangzhou Tieqi Construction Machinery Co., Ltd.

  • China,Guangzhou ,Guangdong
  • Verified Supplier
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  3. 170303-00073 Swing Drive Assembly For Doosan DX420LC-3 Excavator (Part No.:
China 170303-00073 Swing Drive Assembly For Doosan DX420LC-3 Excavator (Part No.:
China 170303-00073 Swing Drive Assembly For Doosan DX420LC-3 Excavator (Part No.:

  1. China 170303-00073 Swing Drive Assembly For Doosan DX420LC-3 Excavator (Part No.:
  2. China 170303-00073 Swing Drive Assembly For Doosan DX420LC-3 Excavator (Part No.:
  3. China 170303-00073 Swing Drive Assembly For Doosan DX420LC-3 Excavator (Part No.:
  4. China 170303-00073 Swing Drive Assembly For Doosan DX420LC-3 Excavator (Part No.:
  5. China 170303-00073 Swing Drive Assembly For Doosan DX420LC-3 Excavator (Part No.:
  6. China 170303-00073 Swing Drive Assembly For Doosan DX420LC-3 Excavator (Part No.:
  7. China 170303-00073 Swing Drive Assembly For Doosan DX420LC-3 Excavator (Part No.:

170303-00073 Swing Drive Assembly For Doosan DX420LC-3 Excavator (Part No.:

  1. MOQ： 1 PCS
  2. Price： Negotiable price
  3. Get Latest Price
CertifiTQCATion CE， ISO
Payment Terms Western Union,T/T
Supply Ability 300pcs /Month
Delivery Time 5-8 Weekdays
Packaging Details Wooden case or as required
Product name 170303-00073 Swing Drive Assembly For Doosan DX420LC-3 Excavator (Part No.: 170303-00073)
Applicable machine model： 170303-00073 Swing Drive Assembly
Applicable Industries： Mechanical repair shops, retail, construction, energy, mining
TQCATegory Swing Drive Assembly
Condition： NEW/REBUILT
Brand IRON CAVALRY
Brand Name IRON CAVALRY
Model Number 170303-00073 Swing Drive Assembly For Doosan DX420LC-3 Excavator (Part No.: 170303-00073)
Place of Origin China
Certification CE,ISO

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  1. Product Details
  2. Company Details

Product Specification

CertifiTQCATion CE， ISO Payment Terms Western Union,T/T
Supply Ability 300pcs /Month Delivery Time 5-8 Weekdays
Packaging Details Wooden case or as required Product name 170303-00073 Swing Drive Assembly For Doosan DX420LC-3 Excavator (Part No.: 170303-00073)
Applicable machine model： 170303-00073 Swing Drive Assembly Applicable Industries： Mechanical repair shops, retail, construction, energy, mining
TQCATegory Swing Drive Assembly Condition： NEW/REBUILT
Brand IRON CAVALRY Brand Name IRON CAVALRY
Model Number 170303-00073 Swing Drive Assembly For Doosan DX420LC-3 Excavator (Part No.: 170303-00073) Place of Origin China
Certification CE,ISO
High Light Doosan DX420LC-3 swing drive assembly ，excavator hydraulic pump replacement part ，170303-00073 excavator swing drive
170303-00073 Swing Drive Assembly For Doosan DX420LC-3 Excavator (Part No.: 170303-00073)
Product SpecifiTQTQCATions
Model Doosan DX420LC-3 Excavator 
TQTQCATegory Swing Drive Assembly
Brand IRON CAVALRY
Place of Origin CHINA
Condition Original & OEM
Warranty 12 months
MOQ 1 pcs
Production Capacity 1000pcs /Month
Standard or Nonstandard Standard
Payment Term L/C, T/T, Western Union, Tradeassurance
Delivery Time 3-7 days (depend on order)
Means of Transport By Sea, Air or DHL/FEDEX/TNT/EMS
TQTQCAT 993K Hydraulic Pump 249-7020 product photo 

Technical Overview

This Swing Drive Assembly is the complete, integrated unit that enables the upper structure of the Doosan DX420LC-3 excavator to rotate 360 degrees smoothly and powerfully.

As one of the machine's core functional systems, its key components and functions include:

  1. Hydraulic Swing Motor: The power source that converts hydraulic pressure into rotational force.

  2. Planetary Gear Reducer: Dramatically increases output torque while reducing speed, providing the immense force needed to swing the heavy upper works.

  3. Swing Bearing (Slewing Ring): A large-diameter bearing that connects the upper and lower frames, supporting the entire weight of the upper structure while allowing for smooth rotation.

  4. Integrated Brake & Valve System: Ensures precise control of swing movement, enables secure parking in any position, and prevents unintended rotation.

Maintenance Recommendations
For optimal performance, it is recommended to use genuine  hydraulic oil with a cleanliness level of NAS 7. Regular checks should include monitoring oil temperature, pressure pulsation, and pump body wear.
If you encounter a hydraulic failure, it is recommended to contact local professional technicians for inspection, or reach out to us online for troubleshooting assistance, consultation, and supply of Hydraulic parts or complete assemblies. Avoid attempting improper repairs on your own, as this may lead to more severe damage or potential safety risks.
If you want to know more about our product, please contTQTQCAT us.
About IRON CAVALRY
IRON CAVALRY company facility IRON CAVALRY factory production line
Guangzhou Tieqi Engineering Machinery Co., Ltd. ("IRON CAVALRY") is strategically loTQTQCATed in Guangzhou's Huangpu District, approximately an hour from Baiyun International Airport. We have been a dediTQTQCATed specialist in engineering machinery hydraulics for nearly 15 years.
Our Capabilities
  • Ready inventory of over 500 assembly types, providing access to more than 6,000 different parts
  • Core products include hydraulic pumps, control valves, travel, and swing assemblies
  • Specialization in large mining excavator components and hard-to-find items
  • 4,000-square-meter factory equipped for professional manufacturing, precision assembly, and rigorous testing
  • Integrated supply chain providing cost-effective, convenient one-stop solutions
Company Showcase
IRON CAVALRY exhibition booth IRON CAVALRY professional team IRON CAVALRY company certifiTQTQCATions
Packaging & Delivery
Product packaging example
For large items, we use sturdy plywood crates secured with metal fasteners. Products are cushioned with bubble wrap and secured with wooden braces. Externally, crates are reinforced with high-strength PET plastic strapping and waterproof black film to ensure safe delivery.
Why Choose IRON CAVALRY?
  • One-stop solution for all your hydraulic needs
  • High-quality products at competitive prices
  • Exceptional customer service that makes you feel at home
  • Large inventory with short delivery times and long warranty periods
  • Professional expertise with accurate data for excavator part number inquiries
  • Ability to source parts for nearly all your equipment needs

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory

  • Business Type:

    Distributor/Wholesaler,Agent,Manufacturer,Exporter

  • Year Established:

    2010

  • Total Annual:

    20000000-60000000

  • Employee Number:

    85~200

  • Ecer Certification：

    Verified Supplier

Introduction to Guangzhou Tieqi Construction Machinery Company Founded in 2010 and headquartered in Guangzhou, China, Guangzhou Tieqi Construction Machinery Co., Ltd. is an integrated manufacturing and trading company specializing in hydraulic system components for construction and mining machiner... Introduction to Guangzhou Tieqi Construction Machinery Company Founded in 2010 and headquartered in Guangzhou, China, Guangzhou Tieqi Construction Machinery Co., Ltd. is an integrated manufacturing and trading company specializing in hydraulic system components for construction and mining machiner...

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Get in touch with us

  • Reach Us
  • Guangzhou Tieqi Construction Machinery Co., Ltd.
  • Guangzhou Tieqi Construction Machinery, No. 238, Zhongshan Avenue East, Huangpu District, Guangzhou, Guangdong
  • https://www.hydraulicpumps-parts.com/

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