Premium Hydraulic Components for Hitachi Excavators: OEM Quality Parts at Tonkee

As a trusted supplier specializing in Hitachi excavator hydraulic systems, Tonkee delivers mission-critical components including main pumps, travel motors, final drives, swing motors, and control valves. With 15+ years of engineering expertise, we ensure 100% compatibility and extended equipment lifespan for your heavy machinery.

Key Components & Compatible Models

1125690150 SEAL; VLV GUIDE – Fits EX200LC-2/EX100M-3 hydraulic control valves
1125630351 SPRING – Compatible with EX17U pilot valve assemblies
5125610090 SPRING; VLV,OUTER – Critical for EX-2 series pressure regulation
8941295510 ROCKER ARM SHAFT – Engineered for ZX330-3/Zaxis200 maintenance
9125221471 GEAR; CM/SHF – Direct replacement for EX1200-6 swing drives

Component Application Matrix

Part Number	Compatible Models	Installation Position
1125520251 VALVE; EXH	EX200LC-5/EX1900-6	Hydraulic exhaust circuit
1125510501 INTAKE VALVE	EX800-7/EX5600-7	Main pump intake assembly
8944094120 CAMSHAFT	ZX470LC-3/ZX870LC-5	Engine timing system

Why Choose Tonkee?

Our hydraulic system solutions feature:

Precision manufacturing to 0.005mm tolerance
72-hour pressure endurance testing
ISO 9001-certified production

Need immediate technical support?

Contact our hydraulic experts:
+86 18620952726
sales08@tonkeeparts.cn

由广数供应链（CGSC）团队提供运营方案