Ningbo Sun-Win Machinery Industry Factory
Main products:bushing,bucket bushing,bucket pin,track pin and bushing,track bolt
Contact Us
  • Contact Person : Ms. sun sue
  • Company Name : Ningbo Sun-Win Machinery Industry Factory
  • Tel : 0086-0574-27917206
  • Fax : 0086-0574-27917206
  • Address : Zhejiang,Ningbo,Longxin road longxig town Yinzhou district Ningbo,China
  • Country/Region : China

Hitachi ZAX240 top roller/carrier roller

Hitachi ZAX240 top roller/carrier roller
Product Detailed
1,technology: forging 2,material:50MN 3,surfact hardness:55-60HRC 4,certificate:9001-2000 5,colours:yellow/black track carrier roller for excavator 


ColorsBlack or yellow
Surface Hardness55-62HRC
Marketall round  word
CertificationISO 9001-2000
1.- Specifications -

 1.Superior rail wear resistance

 2.Capacity to bear high radia loads

 3.Large bearing area for bushing

 4.sizeable oil capacity

2.-  Feature -

  1.high precision 

  2.the metalworking

  3.excellent quality contral

  4.various kinds of models

 -- Carrying wheels with single and double flanges suit for  excavating equipment and drilling equipment ranging from 3 to 50 tons. -- Double conical sealing and lifelong lubrication design enable the carrying wheel to have longer service life and performance  in any circumstances.  3.- viable models - We are using advance machining centre,horizontal and vertical CNC machining to execute processes such as machining, drilling, threading and milling to ensure the qulity and precision of each component to ensure the accuracy of assembly dimensions. This is to maximize the life span of each component and minimize production cost per hour. 1).We can supply all kinds of undercarriage part for Excavator & Bulldozer used for Caterpillar,Komatsu,Hitachi,Kobelco, Mitsubishi,Sumitomo,Daewoo,Hyundai ,Kato etc.  2).Our carrier roller for excavators are specially designed, engineered and manufactured for high impact applications.Bulldozer carrier rollers are designed for applications that call for the maximum wear resistance.  4. Various products for carrier roller/upper roller/top roller :               5.There are more new type for your reference



As one of the biggest manufactures of undercarriage parts in Ningbo China we manufacture Excavator/Bulldozer undercarriage parts such as track rollers, carrier rollers, sprockets and front idlers, track link assemblies ect.

(Caterpillar,Komatsu, Hyundai, Volvo, Daewoo, Hitachi, Sumitomo,Kobelco etc.)

Welcome all  customers to visit our website and cooperate in the future .

We are sincerely waiting for your inquiry!


Hitachi ZAX240 top roller/carrier roller

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