Xi'an Huizhong Mechanical Equipment Co., Ltd.
| Material | Steel |
| Thread | Metric |
| Impact Resistance | High |
| Machine Type | Drilling Tool |
| Reliability | Highly Reliable For Continuous Use |
| Heat Treatment | Quenching |
| Versatility | Suitable For Various Types Of Rock Formations |
| Corrosion Resistance | High |
| Brand Name | atlas |
| Model Number | 1838 |
| Place of Origin | china |
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Product Specification
| Material | Steel | Thread | Metric |
| Impact Resistance | High | Machine Type | Drilling Tool |
| Reliability | Highly Reliable For Continuous Use | Heat Treatment | Quenching |
| Versatility | Suitable For Various Types Of Rock Formations | Corrosion Resistance | High |
| Brand Name | atlas | Model Number | 1838 |
| Place of Origin | china | ||
| High Light | metric thread rock drill parts ，heavy duty rock drilling components ，durable rock drill accessories | ||
Part No. 3115173281 is a replacement gearbox / rotation unit for Atlas Copco COP 1838HD+ rock drill.
It is used to transmit torque from the hydraulic rotation motor to the shank adapter, ensuring stable and continuous rotation during drilling operations.
Our product is manufactured according to OEM standards and can directly replace the original part without modification.
Part Number: 3115173281
Product Name: Gearbox / Rotation Unit / Rotation Chuck
Machine Model: COP 1838HD+, COP 1838HD, COP 1838ME
Type: OEM Replacement / Aftermarket
Material: High-strength alloy steel
Condition: Brand New
Interchangeable: 100% compatible with original part
✅ Direct replacement for OEM part (no modification needed)
✅ Stable torque output, smooth rotation performance
✅ High precision gears, low noise and reduced wear
✅ Heat-treated components for longer service life
✅ Suitable for heavy-duty mining and tunneling conditions
✅ Cost-effective alternative to original parts
Strict quality control before shipment
Tested for fit and performance
Mature production process with stable quality
Long-term supply capability
Underground mining drilling rigs
Tunneling jumbo (Boomer, etc.)
Quarry drilling equipment
Hydraulic rock drill systems
Fast delivery for standard models
Flexible MOQ
Strong packaging for international shipping
Support bulk orders and long-term cooperation
We also supply a full range of spare parts for Atlas Copco / Epiroc rock drills, such as:
Hydraulic motors
Seal kits
Shank adapters
Pistons and cylinders
Rotation parts and housings
Atlas Copco COP 1838HD+ gearbox replacement
3115173281 rotation unit supplier
rock drill spare parts aftermarket
COP 1838HD rotation chuck price
Epiroc rock drill parts China supplier
Send us your inquiry with part number or machine model,
we will reply you within 24 hours with price and delivery time.
Company Details
Business Type:
Distributor/Wholesaler,Agent,Importer,Exporter,Trading Company
Year Established:
2016
Total Annual:
3870000-4644000
Employee Number:
10~99
Ecer Certification：
Verified Supplier
Reliable Rock Drilling Equipment Manufacturer Xi’an Huizhong Mechanical Equipment Co., Ltd. is a professional manufacturer and supplier of rock drilling jumbos, rock drills, drill bits, shank adapters, and other drilling tools. We are committed to providing reliable, efficient, and cost-effect... Reliable Rock Drilling Equipment Manufacturer Xi’an Huizhong Mechanical Equipment Co., Ltd. is a professional manufacturer and supplier of rock drilling jumbos, rock drills, drill bits, shank adapters, and other drilling tools. We are committed to providing reliable, efficient, and cost-effect...
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