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
EX400-3~5,EX450-5, ZX450
9115233
Hitachi Top Upper Roller
EX400-3~5,EX450-5, ZX450
4349516
Hitachi Top Upper Roller
ZX500LC-3,EX550-5
9109492
Hitachi Top Upper Roller
ZX500LC-3,EX550-5
4349517
Hitachi Top Upper Roller
EX700–ZX850
4349518
Hitachi Top Upper Roller
ZX650LC-3,EX750, ZX800
9078675
Hitachi Top Upper Roller
EX1900-5,EX1800-1~3
4349519
Hitachi Top Upper Roller
EX1900-5,EX1800-1~3
9066422
Hitachi Top Upper Roller
EX2500-5
9173150
Hitachi Top Upper Roller
EX3500
9173148
Hitachi Top Upper Roller
EX700–ZX850
9134126
Hitachi Top Upper Roller
EX100–ZX250
9134245
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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