BELPARTS MACHINERY LIMITED
| Packaging Details | Wooden Case Packing |
| Part number | KBV1787 |
| Application | Excavator |
| Warranty | 1 Year |
| Supply Ability | 100 PCS / Months |
| Condition | New |
| Emission standards | Stage V |
| Quality | Aftermarket High Quality |
| Part name | Hydraulic Boom Cylinder |
| Shipment | DHL FEDEX TNT EMS UPS / Ses / Air |
| Payment Terms | L/C,D/A,D/P,T/T,TRADE ASSURANCE,WEST UNION,PAYPAL |
| Delivery Time | 3-7 Day |
| Model | CX240 |
| Brand Name | Belparts |
| Certification | CE |
| Place of Origin | China |
| Model Number | CX240 |
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Product Specification
| Packaging Details | Wooden Case Packing | Part number | KBV1787 |
| Application | Excavator | Warranty | 1 Year |
| Supply Ability | 100 PCS / Months | Condition | New |
| Emission standards | Stage V | Quality | Aftermarket High Quality |
| Part name | Hydraulic Boom Cylinder | Shipment | DHL FEDEX TNT EMS UPS / Ses / Air |
| Payment Terms | L/C,D/A,D/P,T/T,TRADE ASSURANCE,WEST UNION,PAYPAL | Delivery Time | 3-7 Day |
| Model | CX240 | Brand Name | Belparts |
| Certification | CE | Place of Origin | China |
| Model Number | CX240 | ||
| High Light | CX240 hydraulic boom cylinder ，CASE excavator spare parts ，aftermarket hydraulic cylinder assy | ||
This high-performance aftermarket hydraulic boom cylinder (Part No. KBV1787) is engineered as a direct OEM replacement for CASE CX240 series excavators. As the core lifting component of the boom system, it delivers powerful, stable thrust for heavy lifting, boom raising/lowering, and load-holding tasks. Ideal for earthmoving, quarrying, road construction, and general infrastructure projects, it meets the rigorous demands of medium-to-heavy duty operations. Manufactured to strict original specifications, it features precise mounting dimensions, seamless hydraulic port alignment, and robust construction for hassle-free installation and long-term reliability.
| Parameter | Basic Product Information |
|---|---|
| Application | Excavator boom hydraulic system, earthmoving, quarrying, road & infrastructure construction |
| Product Name | Hydraulic Boom Cylinder |
| Compatible Models | CASE CX240 |
| Part Number | KBV1787 |
| Product Grade | Premium aftermarket replacement part |
| Certifications | ISO9001 Quality System, CE Safety Certification |
| Warranty | 12-month full coverage warranty |
| Minimum Order Quantity | 1 piece |
| # | Part No. | Description | Qty |
|---|---|---|---|
| KBV1787 | HYDRAULIC CYLINDER | 1 | |
| ---- | Consists Of Ref. Numbers 2-43 | ||
| LR00653 | HYD TUBE | 1 | |
| ---- | Consists Of Ref. Numbers 2, 3 | ||
| 2 | NSS | NOT SOLD SEPARAT; Tube, Cylinder | 1 |
| 3 | 155408A1 | BUSHING | 1 |
| LB00625 | PISTON ROD | 1 | |
| ---- | Consists Of Ref. Numbers 5, 6 | ||
| 5 | NSS | NOT SOLD SEPARAT; Rod, Piston | 1 |
| 6 | 155408A1 | BUSHING | 1 |
| 8 | LU00112 | JACK BODY | 1 |
| 9 | 160050A1 | BUSHING | 1 |
| 10 | 155713A1 | RING, SNAP; RING SNAP | 1 |
| 11 | LE00479 | RING | 1 |
| 12 | 158847A1 | RING | 1 |
| 13 | 155249A1 | BACK-UP RING | 1 |
| 14 | 161877A1 | BACK-UP RING | 1 |
| 15 | 154761A1 | O-RING,119.4mm ID x 3.1mm Width | 1 |
| 16 | 155240A1 | BACK-UP RING | 1 |
| 17 | 161059A1 | BOLT,Hex Skt, M16 x 70mm, Cl 12.9 | 12 |
| 18 | 161878A1 | BUSHING | 1 |
| 19 | LE00707 | RING | 1 |
| 20 | 160570A1 | PISTON | 1 |
| 21 | 155311A1 | SEALING RING | 1 |
| 22 | 160509A1 | BACK-UP RING | 2 |
| 23 | LE00708 | SCRAPER RING | 2 |
| 24 | 155306A1 | SEALING RING | 2 |
| 25 | 155737A1 | SHIM | 1 |
| 26 | LA00711 | NUT | 1 |
| 27 | 156223A1 | SET SCREW | 1 |
| 28 | 155977A1 | BALL | 1 |
| 29 | 162962A1 | WIPER SEAL | 4 |
| 30 | LK00337 | HYD TUBE | 1 |
| ---- | Consists Of Ref. Number 31 | ||
| 31 | 154503A1 | O-RING | 1 |
| 32 | LK00278 | HYD TUBE | 1 |
| ---- | Consists Of Ref. Number 33 | ||
| 33 | 154503A1 | O-RING | 1 |
| 34 | 861-10050 | HEX SOC SCREW,M10 x 50mm, Cl 12.9; M10 x 50; 12.9 | 8 |
| 35 | 154528A1 | O-RING | 2 |
| 36 | LD00034 | CLAMP BRACKET | 1 |
| 37 | 161928A1 | MOUNTING CLIP | 2 |
| 38 | 158131A1 | BOLT,High Strength, M10 x 1.5 x 35mm, Cl 10.9 | 2 |
| 39 | 156227A1 | WASHER | 2 |
| 40 | 155701A1 | COLLAR | 2 |
| 41 | 153910A1 | BOLT,High Strength, Hex, M14 x 80mm | 1 |
| 42 | 892-11014 | LOCK WASHER,14.5mm ID x 24.1mm OD x 4.5mm Thk | 1 |
| 43 | 153630A1 | LUBE NIPPLE | 1 |
| LZ00442 | SEAL KIT | 1 | |
| ---- | Consists Of Ref. Numbers 11-16, 19, 21-24 |
All technical parameters are calibrated to match CASE CX240’s hydraulic performance requirements, ensuring seamless integration and reliable operation.
| Specification Item | Specific Technical Data |
|---|---|
| Cylinder Bore | 120 mm (4.7 in) |
| Piston Rod Diameter | 90 mm (3.5 in) |
| Working Stroke | 1250 mm (49.2 in) |
| Rated Operating Pressure | 34.3 MPa (4975 psi)assets.cnhindustrial.com |
| Hydraulic Test Pressure | 51.5 MPa (7470 psi) |
| Cylinder Barrel Material | Forged seamless alloy steel, high pressure & impact resistance |
| Piston Rod Material | Heat-treated carbon steel with thick hard chrome plating, anti-wear & corrosion-resistant |
| Seal Set | High-pressure multi-lip composite seals, oil-erosion & aging-resistant |
| Surface Treatment | Electrophoretic anti-rust + weatherproof matte paint |
| Operating Temperature | -20°C to 80°C, fits diverse outdoor climates |
| Standard Service Life | Over 8,000 working hours under heavy load |
| Oil Compatibility | Fully compatible with CASE OEM hydraulic fluids |
Tailored for CASE CX240’s medium-heavy duty work, this boom cylinder offers distinct advantages:
Belparts is a trusted global supplier of aftermarket excavator hydraulic parts, with over 10 years of expertise. We specialize in manufacturing high-quality, cost-effective cylinders for major brands like CASE, Kobelco, and more. Our products are widely used by construction companies and parts dealers worldwide, backed by reliable quality and dedicated service.
Q: Which excavator does this cylinder fit?
A: It is a dedicated replacement for the CASE CX240 excavator.
Q: Is it compatible with the original hydraulic system?
A: Yes. All dimensions and performance parameters comply with OEM standards for seamless operation.
Q: What certifications does it have?
A: ISO9001 and CE certified, meeting international quality and safety standards.
Q: Can I buy just one piece?
A: Absolutely. MOQ is 1 piece for emergency maintenance needs.
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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