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XCMG 805805739 Hose Clamp D140 – Heavy‑Duty Large‑Diameter Hose Clamp for Articulated Dump Trucks

Hose Clamp D140

Hose Clamp D140

Хомут для шланга D140

Хомут для шланга D140

Abrazadera de manguera D140

Abrazadera de manguera D140

The 805805739 Hose Clamp D140 is a genuine XCMG heavy‑duty worm‑drive hose clamp engineered for secure, leak‑free connections of large‑diameter hoses in articulated dump trucks, mining machinery, and heavy construction equipment.

This OEM hose clamp, identified by part number 805805739, is precision‑manufactured from high‑grade stainless steel with a robust band width and a corrosion‑resistant finish, delivering consistent clamping force across a wide range of operating temperatures.

With a nominal diameter of 140 mm, the 805805739 hose clamp is specifically designed to accommodate large coolant hoses, intake ducts, and hydraulic suction lines on XCMG articulated dump trucks, ensuring reliable fluid conveyance and preventing costly leaks.

Its robust construction and precision‑rolled edges protect hose surfaces from damage, making it the ideal replacement for worn or corroded clamps on XCMG off‑highway machinery.

Technical Specifications

Parameter Specification
OEM Number805805739
Product NameHose Clamp D140 (Genuine OEM)
BrandXCMG
Clamp TypeWorm‑gear drive, heavy‑duty
Nominal Diameter140 mm
Clamping Range (min‑max)130 – 150 mm
Band Width12.7 mm (0.5 inch)
Band Thickness0.8 mm
Material304 stainless steel (band and housing)
Screw MaterialZinc‑plated carbon steel (M8 thread)
Corrosion ProtectionSalt Spray Test ≥ 240 hrs (ISO 9227)
Torque (recommended)6 – 8 N·m (max 10 N·m)
Temperature Range-40°C to +150°C
ApplicationsEngine coolant hoses, intake ducts, hydraulic suction lines, large‑diameter pneumatic tubing
Compatible ModelsXCMG XDA30, XDA40, XDA45, XDA45U, XDA60, TA30, AD45, AD60 articulated dump trucks
StandardsISO 9001, SAE J1508
Weight0.35 kg (approx.)
PackagingIndividually bagged with installation guide

Product Overview

The 805805739 Hose Clamp D140 is a large‑diameter worm‑drive clamp engineered to deliver secure, vibration‑resistant connections for critical fluid and air lines on XCMG articulated dump trucks.

This genuine OEM clamp is designed to accommodate hoses with a nominal diameter of 140 mm, with an adjustable range of 130 to 150 mm, making it ideal for engine cooling circuits, turbocharger intake ducts, and hydraulic reservoir suction lines.

The clamp’s 12.7 mm wide band provides generous surface contact, distributing clamping pressure evenly around the hose and preventing deformation or damage to the rubber.

Constructed from 304 stainless steel with a fully rounded, non‑perforated band, the clamp protects the hose from cutting and abrasion, while the zinc‑plated screw offers reliable corrosion resistance and easy adjustment.

A loose or corroded hose clamp can lead to coolant loss, engine overheating, or contamination ingress. The 805805739 clamp eliminates these risks with durable, long‑lasting performance.

The Essential Role of Large‑Diameter Hose Clamps in Heavy Equipment

In XCMG articulated dump trucks, large‑diameter hoses are used for engine cooling, charge air, and hydraulic fluid transfer, and they rely on robust clamps to maintain leak‑free connections under extreme vibration and thermal cycling.

The 805805739 clamp is typically installed on radiator hoses, intercooler ducts, and suction strainer connections, where a failure could cause sudden fluid loss and catastrophic engine or hydraulic system damage.

Its stainless steel construction ensures that the clamp remains free from rust and pitting, even when exposed to coolant, road salt, and high humidity.

The worm‑gear drive allows for precise tensioning, enabling the operator to achieve the optimal clamping force without over‑tightening, which can damage the hose.

Regular inspection and timely replacement of large clamps with genuine XCMG parts are essential for maintaining the integrity of high‑flow systems.

Design and Engineering Excellence

The 805805739 clamp features a precision‑stamped stainless steel band with a smooth, rounded inner edge that prevents cutting into the hose material, even under high clamping forces.

The housing is integrally formed with the band, eliminating any weak points and ensuring that the clamp maintains its shape under repeated thermal expansion and contraction.

The screw uses a 8mm hex head with a deep, well‑defined slot, allowing for easy tightening with a wrench or a screwdriver, even in confined spaces.

A unique thread‑locking feature prevents the screw from backing off due to vibration, maintaining consistent clamping force throughout the service life of the clamp.

The clamp’s wide 12.7 mm band is designed to distribute the load over a large area, minimising the risk of hose cold flow and ensuring a long‑lasting seal.

Advanced Stainless Steel and Corrosion Resistance

The 805805739 hose clamp is manufactured from 304 stainless steel, a premium alloy known for its outstanding corrosion resistance, formability, and mechanical strength.

This material contains 18% chromium and 8% nickel, forming a passive oxide layer that self‑repairs when scratched, ensuring long‑term protection against rust and pitting.

The clamp is passivated after manufacturing to remove any surface iron contamination, further enhancing its durability in aggressive environments.

Even after prolonged exposure to salt spray, moisture, and chemical cleaners, the clamp retains its mechanical integrity and clamping force, ensuring reliable service.

This advanced material selection guarantees that the 805805739 hose clamp delivers consistent performance over thousands of operating hours.

Applications in Mining and Construction

The 805805739 hose clamp is used extensively on XCMG articulated dump trucks and other heavy equipment in surface mining, underground mining, and large‑scale construction.

It is commonly installed on engine coolant hoses, where it ensures leak‑free circulation of coolant between the radiator, engine block, and heater core.

The clamp is also used on turbocharger intake ducts, securing the rubber boots that connect the charge air cooler to the engine, preventing boost leaks that can reduce power output.

In hydraulic systems, the clamp secures large suction hoses that feed hydraulic pumps, ensuring that the pump receives a continuous, uninterrupted flow of oil.

The 805805739 clamp is also compatible with other XCMG equipment, including wheel loaders and motor graders that use the same large‑diameter hose connections.

Quality Assurance and Testing

Every 805805739 hose clamp is manufactured in an ISO 9001‑certified facility under strict quality control procedures.

Raw stainless steel coils are sourced from approved mills and tested for chemical composition, hardness, and surface quality before production.

During stamping and assembly, each clamp is inspected for dimensional accuracy, thread integrity, and smoothness of edges.

Finished clamps are subjected to salt‑spray testing per ISO 9227, confirming at least 240 hours of corrosion resistance.

Clamping force verification is performed on sample units to ensure the screw torque translates to proper radial pressure on the hose.

This comprehensive quality assurance programme guarantees that every 805805739 hose clamp meets XCMG’s rigorous standards for reliability and safety.

Compatibility and Fitment

The 805805739 hose clamp is designed as a direct replacement for the original clamp on XCMG articulated dump trucks, including models XDA30, XDA40, XDA45, XDA45U, XDA60, TA30, AD45, AD60, and other variants.

Its clamping range of 130–150 mm covers the most common large‑diameter hose sizes used in engine cooling and charge air systems.

The 12.7 mm band width provides generous surface contact, distributing clamping force evenly and preventing hose deformation.

For cross‑brand applications, verify that the hose outer diameter falls within the clamp’s range and that the material compatibility meets requirements.

Always consult the parts manual to confirm the correct clamp for your specific hose connection.

Installation and Maintenance Guidelines

Proper installation of the 805805739 hose clamp is essential for achieving a leak‑free seal. Ensure that the hose is fully pushed onto the fitting or pipe, seating it against the stop.

Position the clamp 2–5 mm behind the fitting shoulder, leaving enough space for the hose to expand slightly during pressure cycles.

Tighten the screw with an 8mm socket or flat‑head screwdriver, applying a torque of 6–8 N·m. Do not exceed 10 N·m to avoid over‑stressing the band or cutting the hose.

After tightening, inspect the clamp to ensure the band is snug without digging into the hose surface.

During routine preventive maintenance, check the clamp for signs of looseness, rust, or damage. Re‑tighten if necessary, but avoid over‑tightening.

If the hose has aged or hardened, consider replacing both the hose and the clamp together for optimal sealing.

Compliance and Safety Standards

The 805805739 hose clamp complies with SAE J1508, which specifies performance requirements for hose clamps used in automotive and off‑highway applications.

It meets the corrosion resistance, tensile strength, and dimensional accuracy requirements of ISO 9001.

The materials used are RoHS compliant, free from lead, mercury, cadmium, and other restricted substances.

Using genuine XCMG clamps like the 805805739 helps maintain compliance with equipment warranty and safety regulations.

Why Choose Genuine XCMG 805805739?

Aftermarket hose clamps may look similar, but they often use lower‑grade materials, inconsistent manufacturing, and lack proper corrosion protection.

The genuine 805805739 clamp is engineered specifically for XCMG equipment, ensuring exact fit, proper clamping range, and reliable long‑term performance.

Using genuine clamps reduces the risk of sudden failure, leaks, and downtime caused by inferior fasteners.

Genuine XCMG parts also preserve the warranty and resale value of your equipment.

When you choose the 805805739, you invest in proven reliability and long‑term cost savings.

Conclusion

The XCMG 805805739 Hose Clamp D140 is a vital component for maintaining secure, leak‑free connections in large‑diameter fluid and air systems of articulated dump trucks and heavy machinery.

Its stainless steel construction, precision worm‑gear design, and rigorous quality assurance make it the reliable choice for demanding mining, quarrying, and construction applications.

Whether you are performing a hose replacement, system overhaul, or routine maintenance, this genuine clamp delivers the durability and performance you expect from XCMG.

Always source genuine XCMG components from authorised dealers to guarantee authenticity and quality.

With the 805805739 hose clamp, you can keep your equipment leak‑free, reduce downtime, and protect your investment.

Choose genuine – choose XCMG for all your hose fastening needs.

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