Plaats van herkomst:
China
Merknaam:
Belparts
Certificering:
CE
Modelnummer:
330 FL
More Branded Accessories are Available
| Hydraulic Parts | Hydraulic Pump | Final Drive | Travel Reduction |
| Swing Motor | Swing Reduction | Control Valve | Gear Parts |
| Slew Bearing | Engine Assembly | Hydraulic Cylinder | ECU |
1.Product Profile
This heavy-duty bucket hydraulic cylinder is a tailor-made aftermarket direct replacement built exclusively for 330FL large excavator. As the core hydraulic actuator of the digging attachment, it handles heavy rock clamping, bulk ore loading, deep foundation trenching and aggregate stockpiling tasks, widely applied in large quarries, open-pit construction, highway mass earthmoving and major infrastructure projects. It is a core stocked spare part for heavy equipment repair hubs, large excavation rental fleets and cross-border component traders specializing in FL generation heavy diggers.
All fabrication work adheres rigidly to original OEM engineering standards. Mount lug center spacing, pin hole caliber, bushing inner dimension and hydraulic port positioning fully match the dual interchangeable part codes 341-2182 and 3412182. No cutting, grinding or welding modification is required during field fitting, slashing maintenance labor expense and cutting costly project downtime effectively.
Basic Product Information Sheet
| Item | Detailed Specification |
|---|---|
| Full Product Name | Complete Bucket Hydraulic Cylinder Assembly |
| Applicable Equipment | 330FL Large Excavator |
| Interchangeable OEM PN | 341-2182, 3412182 |
| Product Grade | Mine-strength reinforced aftermarket hydraulic assembly |
| Quality Warranty | 12-month full warranty covering all factory manufacturing defects |
| Minimum Order Quantity | 1 unit, massive in-house ready stock for instant dispatch |
| QC Execution Standard | ISO9001 full-process production traceability; 100% high-pressure airtight leak inspection & long-stroke cyclic fatigue testing prior to shipment |
2.Core Engineering Technical Parameters
| Technical Index | Standard Value |
|---|---|
| Cylinder Tube Inner Bore | 146 mm |
| Hard Chrome Plated Piston Rod Diameter | 94 mm |
| Effective Working Stroke | 1520 mm |
| Rated System Operating Pressure | 31.4 MPa |
| Factory Hydraulic Proof Test Pressure | 47.1 MPa (1.5 times rated load for full-range leak screening) |
| Barrel Raw Material | Ultra-high tensile seamless alloy steel with deep precision inner honing, delivering ultra wear-resistant smooth inner wall to withstand continuous heavy hydraulic circulation |
| Piston Rod Surface Craft | 40CrMo quenched & tempered base substrate, 30–35μm thick dense hard chrome coating, surface hardness HRC68–72, superior anti-scratch and anti-bending performance against frequent rock collision at quarry sites |
| Matching Dedicated Seal Kit PN | 341-2182K |
| Safe Operating Temperature Range | -25℃ ~ +85℃ |
| Unique Structural Design | Extra-wide thickened bucket connecting lugs equipped with oversized self-lubricating copper alloy bushings; upgraded dual-stage built-in buffer system to absorb violent shock loads when bucket impacts hard rock during mining cycles |
Distinctive Product Competitive Advantages
Manufacturer Production Strength Brief
Our production facility owns over a decade of specialized R&D and mass manufacturing experience in hydraulic cylinders for FL series large heavy excavators, including the flagship 330FL model. We operate a complete integrated production chain covering heavy precision forging, deep inner honing, integral heat treatment and automatic thick chrome plating, paired with dedicated heavy-load simulation test benches that replicate real abrasive quarry environments to continuously upgrade product anti-shock durability. Our mine-grade aftermarket hydraulic cylinder lineup is exported globally year-round, earning consistent positive customer feedback and stable long-term cooperative partnerships with worldwide heavy machinery spare parts distributors, thanks to precise heavy-model matching and uniform reliable quality output.
Common Customer FAQ
Q1: Can this bucket cylinder fit 330EL or 336FL excavators?
A: Cross-model installation is not supported. Different heavy excavator generations and models adopt exclusive OEM part numbers and unique lug mounting geometry without interchangeability. Always double-check your full machine model before submitting orders.
Q2: Does standard shipping package include the matching seal repair kit?
A: Standard packaging only contains the complete bucket cylinder assembly. The dedicated 341-2182K seal kit must be purchased separately, and we offer a discounted bundled quotation for clients ordering cylinder and seal kit together.
Q3: What anti-rust and anti-collision protective measures are adopted for long-distance ocean transportation?
A: Anti-rust hydraulic fluid is fully injected into both front and rear cylinder chambers to block internal corrosion; thick anti-rust grease is evenly coated across the entire exposed piston rod surface. The whole cylinder unit is wrapped in multi-layer heavy-duty waterproof PE film and secured inside reinforced thick plywood export crates to prevent scratches, impact deformation and moisture erosion during lengthy cross-ocean transit.
Q4: Are tiered volume discounts available when purchasing a full boom, arm, bucket cylinder set for 330FL?
A: Yes. Orders for complete front working device cylinder sets qualify for progressive bulk preferential pricing. Consolidated full-container sea shipping service is also available to minimize overall international logistics expenses for large batch purchases.
Q5: What after-sales technical support can I receive if oil leakage develops within the 12-month warranty period?
A: Kindly supply clear photos showing the exact leakage position plus your excavator serial number for verification. We will deliver free replacement seal components and detailed step-by-step remote maintenance guidance promptly to resolve leakage faults without halting quarry production schedules.
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