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345BL Hydraulic Bucket Cylinder for Excavator Spare Parts BUCKET-5818 Aftermarket High Quality

Place of Origin:China
Brand Name:Belparts
Certification:CE
Model Number:345BL
Minimum Order Quantity:1 PCS
Price:Negotiation
Payment Terms:L/C,D/A,D/P,T/T,TRADE ASSURANCE,WEST UNION,PAYPAL
Supply Ability:100 PCS / Months
Product Details
Model: 345BL
Part Number: BUCKET-5818
Part Name: Hydraulic Bucket Cylinder
Application: Excavator
Condition: New
Quality: Aftermarket High Quality
Warranty: 1 Year
Shipment: DHL FEDEX TNT EMS UPS / Ses / Air
Emission Standards: Stage V
Product Description

CAT 345BL Hydraulic Bucket Cylinder | Part #BUCKET-5818 | Premium Aftermarket Excavator Component


Paragraph 1: Product Overview & Key Details (Text + Table)

This high-performance aftermarket hydraulic bucket cylinder, marked with part number BUCKET-5818, is engineered as a direct replacement for CAT 345BL heavy-duty excavators. As a core functional part of the bucket assembly, it delivers powerful curling and digging force to handle tough working conditions such as rock excavation, heavy bulk loading, site demolition and large-scale earthmoving. Every unit is manufactured following strict OEM standards, featuring precise mounting dimensions and perfectly matched hydraulic ports. It can be installed directly without extra modifications, maintaining stable output and outstanding durability during long hours of continuous heavy-load operation.

Parameter Basic Product Information
Application Excavator bucket hydraulic system, rock digging, bulk loading, demolition & heavy earthworks
Product Name Hydraulic Bucket Cylinder
Compatible Model CAT 345BL Excavator
Part Number BUCKET-5818
Product Grade Heavy-duty aftermarket replacement part
Certifications ISO9001 Quality Management System, CE Safety Certification
Warranty 12-month full quality warranty
Minimum Order Quantity 1 piece

Paragraph 2: Detailed Technical Specifications

All technical indicators are customized to fit the operating demands of CAT 345BL excavators, with every cylinder undergoing strict factory tests before delivery.

Specification Item Specific Technical Data
Cylinder Bore 165 mm
Piston Rod Diameter 105 mm
Working Stroke 810 mm
Rated Operating Pressure 33.8 MPa
Hydraulic Test Pressure 50.7 MPa
Cylinder Barrel Material One-piece forged alloy steel, excellent resistance to pressure and mechanical impact
Piston Rod Material Tempered high-carbon steel with dense hard chrome plating, wear-proof and anti-corrosion
Seal Set Multi-layer composite high-pressure seals, resistant to hydraulic oil erosion and high temperature aging
Surface Treatment Double anti-rust treatment + scratch-resistant industrial paint
Operating Temperature Range -22°C to 82°C, adaptable to diverse outdoor working environments
Standard Service Life Over 8,400 working hours under regular heavy-duty use
Oil Compatibility Compatible with all standard hydraulic fluids for CAT excavators

Paragraph 3: Why Choose This Hydraulic Bucket Cylinder

This bucket cylinder stands out with reliable performance and practical advantages for your equipment maintenance:

  • Reliable OEM Matching: Designed to fully align with original structural sizes and installation standards, it fits CAT 345BL perfectly and ensures smooth linkage of the entire bucket hydraulic system.
  • Reinforced Heavy-Duty Structure: Optimized for frequent impact and high-pressure work, it effectively prevents common issues like oil leakage and pressure loss, extending the overall service life of the assembly.
  • Strict Quality Control: Supported by ISO9001 and CE certifications, each product passes comprehensive pressure and cycle tests, so you can use it with complete confidence.
  • Convenient Purchasing & Delivery: We accept single-piece orders to meet urgent repair needs. Multiple logistics options are available: air express takes 3–7 working days, while sea freight is ideal for bulk orders within 30–45 working days.

Paragraph 4: Brand Introduction (Shortened)

Belparts is a professional supplier specializing in aftermarket excavator hydraulic components. With over ten years of industry experience, we supply high-quality, rigorously tested replacement parts for mainstream machinery brands across the globe. We adhere to strict quality standards and provide thoughtful logistics services, earning steady trust from machinery dealers and construction teams worldwide.


Paragraph 5: Frequently Asked Questions

  • Q: Which excavator model does this bucket cylinder suit?

    A: It is a dedicated replacement part specially designed for the CAT 345BL excavator.

  • Q: Can this aftermarket part work well with the original hydraulic system?

    A: Yes. Its dimensions, pressure parameters and internal structure are all made to OEM standards, ensuring seamless connection and normal operation.

  • Q: What certifications does this product have?

    A: It is certified with ISO9001 and CE, complying with international industrial quality and safety regulations.

  • Q: What is your warranty policy?

    A: We offer a 12-month quality warranty. Any quality defects caused by production issues will be properly handled within the warranty period.

  • Q: Am I able to buy just one piece for emergency use?

    A: Certainly. Our minimum order quantity is 1 piece, which fully supports emergency on-site replacement.

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