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.
Long wear parts@ supply high quality Hitachi Carrier Roller,Hitachi Upper Roller,Hitachi Top Roller, Hitachi 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:
1:High 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;
3:Effective Sealing: Prevents the ingress of mud, water, sand, and dust, preserving internal lubrication;
4:Low 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
Contact: Zoe Shi
Phone: +86-19700710133
Tel: +86-19700710133
Email: order@longwearparts.com
Add: Beilun District, Ningbo, China
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