BELPARTS MACHINERY LIMITED
| Appliion | Excavator |
| Part number | 91585040 91584540 |
| Condition | New |
| Emission standards | Stage V |
| Warranty | 1 Year |
| Delivery Time | 3-7 Day |
| Quality | Aftermarket High Quality |
| Shipment | DHL FEDEX TNT EMS UPS / Ses / Air |
| Payment Terms | L/C,D/A,D/P,T/T,TRADE ASSURANCE,WEST UNION,PAYPAL |
| Supply Ability | 100 PCS / Months |
| Model | PC5500 |
| Packaging Details | Wooden Case Packing |
| Certifiion | CE |
| Part name | Hydraulic Bucket Cylinder |
| Model Number | PC5500 |
| Brand Name | Belparts |
| Place of Origin | China |
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Product Specification
| Appliion | Excavator | Part number | 91585040 91584540 |
| Condition | New | Emission standards | Stage V |
| Warranty | 1 Year | Delivery Time | 3-7 Day |
| Quality | Aftermarket High Quality | Shipment | DHL FEDEX TNT EMS UPS / Ses / Air |
| Payment Terms | L/C,D/A,D/P,T/T,TRADE ASSURANCE,WEST UNION,PAYPAL | Supply Ability | 100 PCS / Months |
| Model | PC5500 | Packaging Details | Wooden Case Packing |
| Certifiion | CE | Part name | Hydraulic Bucket Cylinder |
| Model Number | PC5500 | Brand Name | Belparts |
| Place of Origin | China | ||
| High Light | PC5500 hydraulic bucket cylinder ，Komatsu excavator spare parts ，aftermarket hydraulic cylinder assy | ||
This heavy-duty aftermarket hydraulic bucket cylinder is specifically engineered as a direct replacement for Komatsu PC5500 mining excavators (PC5500-6, PC5500-11 series). As the core component controlling bucket tilting and digging operations, it delivers exceptional performance for large-scale mining, quarrying, and earthmoving projects requiring high payload capacity (28-29m³ standard bucket volume) Komatsu. Manufactured to exact Komatsu OEM specifiions, it features identical mounting dimensions, pin hole spacing, and hydraulic port layout for seamless bolt-on installation without any modifiions to the excavator's working system.
| Item | Specifiion |
|---|---|
| Product Name | Hydraulic Bucket Cylinder |
| Applicable Model | Komatsu PC5500 Mining Excavator (PC5500-6, PC5500-11) |
| OEM Part Number | 91585040, 91584540 |
| Product Grade | Brand New High-Quality Aftermarket |
| Warranty | 12 months against manufacturing defects |
| MOQ | 1 unit, in stock for immediate shipment |
| QC Standard | ISO9001 certified, full hydraulic pressure and cyclic tests conducted before delivery |
| Spec Item | Data |
|---|---|
| Bore Diameter | 220mm |
| Piston Rod Diameter | 140mm |
| Working Stroke | 1650mm |
| Rated Working Pressure | 34.3MPa (4,975 psi) |
| Factory Test Pressure | 51.5MPa (1.5 times the rated working pressure) |
| Barrel Material | High-tensile seamless alloy steel (42CrMo) with precision inner honing (Ra ≤ 0.4μm) |
| Piston Rod | 40CrNiMo heat-treated steel, 30~35μm hard chrome plating, HRC68~72 for superior wear resistance and impact resistance |
| Matching Seal Kit PN | 91585040K / 91584540K |
| Working Temperature | -25℃ ~ +85℃ |
| Structure | Heavy-duty double ear lugs with quenched alloy steel wear bushings, built-in load holding valve and advanced buffer system to reduce impact during high-load operations |
Our factory has specialized in manufacturing hydraulic cylinders for Komatsu mining excavators for over 18 years. We supply a complete range of boom, arm, and bucket cylinders for PC5500 series and other large Komatsu mining models (including PC4000, PC6000). All products follow strict quality control systems and use only premium materials from trusted suppliers. Our cylinders are widely exported to mining aftermarket markets in Africa, Australia, South America, and Southeast Asia, earning consistent trust from global mining companies and equipment dealers.
Would you like me to adjust any technical parameters or add specific details about PC5500 compatibility?
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
2013
Total Annual:
$28000000-$41660000
Employee Number:
1200~1300
Ecer Certification：
Verified Supplier
Since 2013 Excavator Hydraulic Parts Manufacturer & Global Supplier Since 2013 Belparts Machinery Limited — Your Trusted Partner in Excavator Hydraulic Parts Who We Are Founded in September 2013 and headquartered in Guangzhou, China's premier engineering machinery hub, Belparts ha... Since 2013 Excavator Hydraulic Parts Manufacturer & Global Supplier Since 2013 Belparts Machinery Limited — Your Trusted Partner in Excavator Hydraulic Parts Who We Are Founded in September 2013 and headquartered in Guangzhou, China's premier engineering machinery hub, Belparts ha...
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