Email: order@longwearparts.com


Hitachi Top Upper Roller 4357784/9108841/9105752

Products information
1)Idler roller body material: 50Mn/40Mn2/42CrMo
2)Surface hardness: HRC48-55 ;
3)Shaft material: 40Cr/#45Carbon steel
4)Bearing/Bushing material: GCr15
5)Package: packed in strong pallets
6)Application: Used to support the track, prevent sagging, and maintain tension and linear guidance.

Product Description:

Long wear parts@ supply high quality Hitachi Carrier Roller,Hitachi Upper Roller,Hitachi Top RollerHitachi Rodillos Superiores,Hitachi Rullo Superiore.

Our Hitachi Carrier Roller/Top Roller have a high hardness level of HRC48-55, our Hitachi Upper Rollers feature the following characteristics:

1High Load-Bearing Capacity: Withstands track tension and the upper load of the equipment, ensuring stable support;

2: Superior Wear Resistance: Endures prolonged sliding friction against the track chain links, offering a long service life;

3Effective Sealing: Prevents the ingress of mud, water, sand, and dust, preserving internal lubrication;

4Low Friction: Ensures smooth rotation with minimal resistance and low energy consumption;

5: Impact Resistance: Withstands vibrations and shocks encountered on complex terrain.


Model Part number Description
EX30-1/2 4357784 Hitachi Top Upper Roller
ZX50 4403459 Hitachi Top Upper Roller
EX60 & EX75 4S00513 Hitachi Top Upper Roller
EX100–ZX135 4S00516 Hitachi Top Upper Roller
EX100–ZX250 4S00517 Hitachi Top Upper Roller
Caterpillar 4S00518 Hitachi Top Upper Roller
EX270–ZX350 4S00520 Hitachi Top Upper Roller
Caterpillar 4S00521 Hitachi Top Upper Roller
EX60 and EX75 9096314 Hitachi Top Upper Roller
EX60,EX90 9062403 Hitachi Top Upper Roller
EX60-2/3 9108841 Hitachi Top Upper Roller
EX60–ZX85 9153288 Hitachi Top Upper Roller
EX60–ZX85 9153329 Hitachi Top Upper Roller
EX100–ZX135 9061288 Hitachi Top Upper Roller
EX100-1 9105752 Hitachi Top Upper Roller

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CONTACT US

Contact: Zoe Shi

Phone: +86-19700710133

Tel: +86-19700710133

Email: order@longwearparts.com

Add: Beilun District, Ningbo, China

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