Highlights
Key Advantages
- Fits Sandvik HL710, HL800, HL820T, and HL850 rock drills – check your model before ordering
- Splined bore and outer diameter machined to match the drifter's mating parts, so torque transfer stays tight and alignment stays true
- Bronze alloy resists wear and galling, especially when water injection is used underground
- Weighs 4kg – same as the OEM part, no surprises at installation
- Ships from stock, usually within 5 working days worldwide
Use Cases
Applications
- Mining drilling rigs using Sandvik HL series drifters
- Tunneling and underground excavation where water injection is common
- Quarry and surface rock drilling with high percussion hours
- Large construction projects that need consistent penetration rates
- Hydraulic drifter assemblies – replaces the original driver coupling directly
Specs
Technical Specifications
| Brand | Sandvik |
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| Part Number | 15411568 / 154 115 68 |
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| Description | Driver (bronze) |
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| Compatible Models | HL710, HL800, HL820T, HL850 |
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| Weight | 4 kg |
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| Material | High-strength bronze alloy |
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| Availability | In stock |
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Details
Detailed Description
Brand :Sandvik
Part No. :15411568 154 115 68
Description :Driver (bronze)
Use in :Hl 700 , Hl 710 , Hl 810t
Weight: 4kg
In stock
154 115 68 DRIVER COUPLING SANDVIK – High-Performance OEM Component for SANDVIK Rock Drills
The 15411568 DRIVER COUPLING SANDVIK is a precision-engineered component designed for robust and consistent performance in high-impact rock drilling environments. Manufactured from a high-strength bronze alloy, this coupling is developed to withstand the extreme mechanical loads and thermal fluctuations found in mining and construction drilling rigs. It serves a critical role in transferring torque between the piston and the chuck drive mechanism, ensuring efficient energy transmission and alignment within the hydraulic drifter assembly.
We provide this product as a premium aftermarket OEM solution, meticulously crafted for seamless integration into select SANDVIK rock drill models. With globally trusted quality and fast delivery, we offer this driver coupling as a reliable component for operators aiming to maximize uptime and reduce operational downtime.
Key Functions and Operational Role
The 154 115 68 DRIVER COUPLING SANDVIK plays a pivotal role in the energy transmission process within the rock drill. Acting as an intermediary between the piston and chuck driver, it enables the conversion of linear impact force into rotational motion. This motion is then used to advance and rotate the drill rod or bit, optimizing penetration rates in rock formations.
This part’s splined design allows for consistent engagement and disengagement, ensuring minimal backlash and maximum transfer of torque under continuous drilling cycles. Designed with tight tolerances, it maintains perfect synchronization with the drifter’s internal components.
Technical Features
Material Composition: Made from a high-performance bronze alloy, this driver coupling offers excellent resistance against wear and galling. Bronze is particularly suitable for coupling applications due to its self-lubricating properties and low friction coefficient.
Splined Interface: The inner and outer diameters feature precision-machined splines that match the mating components of the drifter. This ensures consistent power delivery and alignment.
Surface Hardness: Enhanced surface treatment techniques ensure high hardness, increasing the resistance to deformation under repetitive high-load conditions.
Thermal Tolerance: Withstands elevated temperatures generated during long drilling operations without losing structural integrity.
Corrosion Resistance: Suitable for use in both dry and wet drilling environments, including underground operations where water injection systems are present.
Advantages of the 154 115 68 DRIVER COUPLING SANDVIK
Increased Operational Life: The combination of material choice and precision manufacturing significantly reduces wear and extends service intervals.
Reduced Maintenance: Bronze's self-lubricating nature lowers the need for frequent lubrication checks and replacements, making it ideal for demanding job sites.
OEM-Compatible Fit: Direct replacement for OEM parts, engineered to factory specifications to eliminate guesswork during installation.
Vibration Dampening: The material and geometry are optimized to absorb vibration, reducing stress on adjoining components and improving overall system stability.
Simplified Installation: Manufactured to fit perfectly without the need for modification, saving time during maintenance cycles.
Application and Use Cases
This component is designed for hydraulic drifters used in SANDVIK rock drilling rigs. It is especially suited for mining, quarrying, tunneling, and large-scale construction projects requiring sustained percussion and rotational drilling.
Compatible SANDVIK Models
The 154 115 68 DRIVER COUPLING SANDVIK is compatible with the following Sandvik rock drill models:
SANDVIK HL710
SANDVIK HL800
SANDVIK HL820T
SANDVIK HL850
Each of these models relies on precise and durable coupling systems to maintain drilling efficiency and reduce breakdown risks in critical applications.
Worldwide delivery in just 5 working days
All prices include international shipping
OEM-standard manufacturing quality
Secure transactions and warranty-backed products
Maintenance Recommendations
Regular Inspection: Examine the coupling during scheduled maintenance to check for signs of wear or spline deformation.
Proper Alignment: Ensure accurate alignment during installation to prevent premature wear or vibration-induced damage.
Torque Testing: Periodically test for consistent torque transmission, especially after prolonged or heavy-duty use.
Lubrication Checks: Even though the material is self-lubricating, inspecting for residue buildup is recommended.
Summary
For professionals in mining and rock excavation, every component must deliver uncompromised reliability. The 154 115 68 DRIVER COUPLING SANDVIK does exactly that.
Our goal is to support your drilling operations with dependable parts that keep your machines running under the toughest conditions. With our global logistics network and engineering expertise, we help you minimize disruption and maximize return on investment.
FAQ
FAQ
Will this 15411568 driver coupling fit my HL800T?
Yes, it fits HL800T as well as HL710, HL820T, and HL850. If you're not sure which model you have, check the plate on the drifter or send us a photo and we'll confirm.
Is this a genuine Sandvik part or an aftermarket copy?
This is an OEM-compatible aftermarket part made to Sandvik's factory specifications. It's not a genuine Sandvik boxed part, but it fits and performs the same. Many of our customers use it as a direct replacement without issues.
What material is it made of, and why bronze?
It's made from a high-strength bronze alloy. Bronze handles the sliding contact and vibration better than steel in this spot – it self-lubricates, resists galling, and doesn't tear up the mating splines.
How often should I replace the driver coupling?
It depends on your drilling conditions and maintenance schedule. Inspect it during regular service – if you see spline wear, increased backlash, or vibration, that's usually a sign it's time to replace. Bronze couplings often last longer than steel ones in wet drilling.
Do you ship internationally, and how fast?
Yes, we ship worldwide. This part is in stock, and delivery is typically within 5 working days. All prices include international shipping, so there are no extra charges at checkout.
