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Brand Name : Excavator Slewing Ring
Model Number : DX420 DH420 DH480
Place of Origin : China
MOQ : 1 PCS
Price : Negotiatied price
Payment Terms : T/T,paypal,trade assurance
Supply Ability : 1000 PCS/month
Delivery Time : Within 2 working days
Packaging Details : Standard shipping package
Model : DX420 DH420 DH480
part number : 0900046 140109-00007A
part name : Slewing ring bearings
Application : Crawler Excavator parts
Brand : komatsu
Quality : New
Doosan excavator parts DX420 DH420 DH480 0900046 Swing cycle bearing 140109-00007A
The slewing ring operates as a large-scale anti-friction bearing:
Rotation Mechanism: The excavator’s hydraulic motor drives a pinion gear that meshes with the slewing ring’s gear teeth, enabling rotation.
Load Distribution: Combines axial (vertical), radial (side), and moment (tilting) loads from digging forces.
Lubrication: Grease reduces friction between rolling elements and raceways, preventing metal-to-metal contact.
Key Physics:
Static load capacity: Up to 5,000 kN (for mining excavators).
Rotational speed: Typically 0–10 RPM.
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KYB | MAG-18VP-320 | NABTESCO | GM05VA |
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KYB | MAG-26VP-400 | NABTESCO | GM09VN |
KYB | MAG-33V-500 | NABTESCO | GM18VL |
KYB | MAG-33VP-550 | NABTESCO | GM21VA |
KYB | MAG-33VP-650 | NABTESCO | GM24VL |
KYB | MAG-44VP-800 | NABTESCO | GM35VL |
KYB | MAG-85VP-1800 | NABTESCO | GM38VB |
KYB | MAG-85VP-2400 | NABTESCO | GM45VA |
KYB | MAG-170VP-3800 | NABTESCO | GM50VA |
KYB | MAG-170VP-5000 | NABTESCO | GM60VA |
KYB | MAG-180VP-6000 | NABTESCO | GM70VA |
KYB | MAG-230VP-6000 | NABTESCO | GM85VA |
NACHI | PHV-100-37 | DOOSAN | TM07VA |
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NACHI | PHK-120-37 | DOOSAN | DM05VA |
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NACHI | PHV-350-53 | DOOSAN | TM10VC |
NACHI | PHV-390-53 | DOOSAN | TM18VC |
NACHI | PHV-400-53 | DOOSAN | TM22VC |
NACHI | PHV-600-64 | DOOSAN | TM24VA |
NACHI | PHV-900-64 | DOOSAN | TM30VC |
NACHI | PHV-1B-12B | DOOSAN | TM35VA |
NACHI | PHV-2B-20B | DOOSAN | TM40VC |
NACHI | PHV-3B-54P | DOOSAN | TM40VD |
NACHI | PHV-4B-60B | DOOSAN | TM50/60VC |
NACHI | PHV-5B | DOOSAN | TM60VD |
REXROTH | GFT7T2 | DOOSAN | TM70VC |
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EATON | JMV016 | EATON | JMV118 |
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Doosan excavator parts DX420 DH420 DH480 0900046 Swing cycle bearing 140109-00007A Images |