BELPARTS MACHINERY LIMITED
| Part number | 31E5-0004 |
| Shipment | DHL FEDEX TNT EMS UPS / Ses / Air |
| Part name | Hydraulic Boom Cylinder |
| Quality | Aftermarket High Quality |
| Condition | New |
| Emission standards | Stage V |
| Payment Terms | L/C,D/A,D/P,T/T,TRADE ASSURANCE,WEST UNION,PAYPAL |
| Warranty | 1 Year |
| Certifiion | CE |
| Packaging Details | Wooden Case Packing |
| Model | R320LC R320 |
| Supply Ability | 100 PCS / Months |
| Delivery Time | 3-7 Day |
| Appliion | Excavator |
| Place of Origin | China |
| Brand Name | Belparts |
| Model Number | R320LC R320 |
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Product Specification
| Part number | 31E5-0004 | Shipment | DHL FEDEX TNT EMS UPS / Ses / Air |
| Part name | Hydraulic Boom Cylinder | Quality | Aftermarket High Quality |
| Condition | New | Emission standards | Stage V |
| Payment Terms | L/C,D/A,D/P,T/T,TRADE ASSURANCE,WEST UNION,PAYPAL | Warranty | 1 Year |
| Certifiion | CE | Packaging Details | Wooden Case Packing |
| Model | R320LC R320 | Supply Ability | 100 PCS / Months |
| Delivery Time | 3-7 Day | Appliion | Excavator |
| Place of Origin | China | Brand Name | Belparts |
| Model Number | R320LC R320 | ||
| High Light | Hyundai excavator hydraulic boom cylinder ，R320LC hydraulic cylinder spare parts ，aftermarket excavator boom cylinder | ||
KBV1686 and KBV1788 hydraulic boom cylinders are core lifting parts for CASE CX240 excavator. Made in line with OEM standards, they match original sizes and hydraulic parameters for direct installation without modifiion. They deliver stable lifting performance for heavy construction, earthmoving and quarry operations.
| Parameter | Product & Logistics Details |
|---|---|
| Appliion | Heavy-duty excavator hydraulic system, construction & mining works |
| Part Name | Hydraulic Boom Cylinder |
| Compatible Model | CASE CX240 |
| Part Number | KBV1686, KBV1788 |
| Quality Grade | High-quality aftermarket |
| Certifiion | ISO9001, CE certified |
| Warranty | 12-month comprehensive quality warranty |
| Minimum Order Quantity | 1 piece acceptable |
| Delivery Time | 3-7 working days via air express |
| Shipping Options | Express, land transport, sea freight, railway delivery |
| Payment Method | T/T, Trade Assurance, PayPal |
The cylinder body adopts high-tensile seamless alloy steel with strong compression and anti-deformation performance. The piston rod is processed with induction hardening and hard chrome plating to resist wear, corrosion and impact. Premium high-pressure seals prevent oil leakage, ensuring reliable operation from -20℃ to +85℃. Every unit passes leakage, fatigue and dimensional tests before delivery.
| Engineering Attribute | Verified Technical Data |
|---|---|
| Product Type | CASE CX240 Hydraulic Boom Cylinder |
| OEM Reference Number | KBV1686, KBV1788 |
| Main Manufacturing Material | High strength seamless alloy steel |
| Surface Treatment of Piston Rod | Induction hardening + hard chrome plating |
| Sealing Material | Wear-resistant high pressure polyurethane seal |
| Applicable Working Temperature | -20℃ ~ +85℃ |
| Factory Inspection Items | Leakage test, fatigue test, dimension measurement |
This aftermarket cylinder provides OEM-equivalent performance at a competitive price. Optimized materials and structure adapt well to heavy-load conditions for longer service life. We support single-piece orders and maintain sufficient stock for fast delivery to reduce equipment downtime. The 12-month warranty covers non-artificial defects, with free replacement parts and professional technical support available.
Established in 2013, Belparts specializes in excavator hydraulic spare parts. We supply reliable aftermarket and OEM-matched components for mainstream brands including CASE, Hyundai, Komatsu, Kobelco
With standardized production and strict quality control, our products gain wide global recognition. We export goods to over 150 countries and regions, and provide complete cross-border logistics to meet diverse shipping demands.
Q1: Can this cylinder fit CASE CX240 perfectly?
A: This part is manufactured per OEM specifiions for CASE CX240. You can provide the machine serial number or photos of the old cylinder, and our technical team will recheck compatibility for smooth direct installation.
Q2: What problems are covered under the 12-month warranty?
A: The warranty covers non-man-made faults like oil leakage, seal damage, cylinder distortion and insufficient working pressure. Free replacement parts and long-term technical consultation are available.
Q3: What advantages does this product have over common spare parts?
A: Reinforced materials and optimized structure deliver stronger pressure resistance and durability, ideal for tough construction environments.
Q4: How is the product packaged and how long will delivery take?
A: All cylinders are coated with anti-rust oil and sealed, then packed in sturdy export wooden cases. Air delivery takes 3 to 7 days, while sea freight takes 30 to 45 days for bulk orders.
Q5: What safe payment methods can customers choose?
A: We support multiple secure cross-border payments including T/T bank transfer, Trade Assurance and PayPal to protect transaction safety.
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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