4665305 4665304 Boom Hydraulic Cylinder for Hitachi ZX450-3 ZX480 Excavator Parts
Specification
Product Name | Boom Hydraulic Cylinder |
Excavator Model | ZX450-3 ZX480 |
Part Number | 4665305 4665304 |
Cylinder Type | Boom Cylinder |
Sealing Brand | NOK (Japan) / SKF (USA) |
Rod Material | 45Mn Steel |
Tube Material | 25Mn / ST52 Honed Tube |
Surface Hardness | HRC 50–55 |
Rod Coating | Hard Chrome (20–30μm) |
Surface Roughness | Ra ≤ 0.2μm |
Paint Finish | Custom color / Yellow |
Company Profile
1. Specialization: Focused on excavator hydraulic system parts manufacturing
2. Main Products: Hydraulic cylinders, pumps, control valves, motors, seal kits, engine parts, electrical components, and more
3. Core Strength: In-house production with full OEM & ODM customization support
4. Industry Experience: Over 16 years of expertise in hydraulic cylinder manufacturing
5. Technical Support: Skilled R&D team offering complete hydraulic solutions