HC50 Soldered Spiral Spline Sleeve – Heavy-Duty Rock Drilling Component

The HC50 Soldered Spiral Spline Sleeve (Part No. 101148259 / 86605920) is a precision-engineered replacement component designed for rock drilling equipment. Constructed from high-grade stainless steel, this sleeve features a soldered spiral spline design that ensures excellent torque transmission, secure engagement, and long-lasting durability even in the most demanding drilling environments. Whether you're maintaining professional drilling rigs or sourcing OEM-compatible replacement parts, this component delivers the reliability your operation demands.

Key Features

Part Numbers: 101148259 / 86605920 – direct OEM-compatible reference
Material: High-grade stainless steel for superior strength and corrosion resistance
Spiral Spline Design: Precision-machined spiral splines for secure, high-torque engagement
Soldered Construction: Soldered assembly ensures structural integrity under heavy load and vibration
Compatible Equipment: Designed for HC50 series rock drilling machinery
Durable Finish: Built to withstand harsh drilling conditions including dust, moisture, and mechanical stress
Made in Mainland China

Why Choose This Spline Sleeve?

Downtime on a drilling site is costly. Using a correctly specified, high-quality replacement sleeve keeps your HC50 equipment running efficiently and minimises wear on surrounding components. The stainless steel construction resists oxidation and abrasion, extending the service life of the part and reducing long-term maintenance costs.

Specifications

Part Number	101148259 / 86605920
Compatible Model	HC50 Rock Drilling Equipment
Material	Stainless Steel
Construction Type	Soldered Spiral Spline Sleeve
Origin	Mainland China

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Industry Reference

For guidance on occupational safety when working with drilling and heavy industrial equipment, refer to the OSHA Drilling Safety Resources to ensure your worksite meets all relevant standards.

Learn more: Drill

Frequently Asked Questions

Q: What equipment is the HC50 Soldered Spiral Spline Sleeve compatible with?

A: This spline sleeve (Part No. 101148259 / 86605920) is specifically designed for HC50 series rock drilling equipment. Always verify the part number against your equipment's service manual before ordering to ensure compatibility.

Q: What material is the HC50 Spiral Spline Sleeve made from?

A: The sleeve is manufactured from high-grade stainless steel, which provides excellent resistance to corrosion, abrasion, and mechanical stress — making it well-suited for demanding rock drilling applications.

Q: Why is a soldered construction important for a spline sleeve?

A: A soldered construction bonds the sleeve's components at a molecular level, significantly increasing structural integrity under high-torque and high-vibration conditions typical of rock drilling operations. This reduces the risk of loosening or failure during extended use.

Q: Is this an OEM part or an aftermarket replacement?

A: This sleeve is an OEM-compatible replacement part referenced by the manufacturer part numbers 101148259 and 86605920. It is designed to meet the dimensional and performance specifications of the original component.

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This product is crafted with quality materials to ensure durability and performance. Designed with your convenience in mind, it seamlessly fits into your everyday life.

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