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NQ Spare Head Base for Inner Tube Head Assembly

NQ Spare Head Base for Inner Tube Head Assembly

– Heavy-Duty Replacement Base for Core Barrel Head Integrity

The NQ Spare Head Base is a key structural component used in the inner tube head assembly of NQ wireline core drilling systems. Designed to withstand intense downhole pressure, torque, and repeated drilling cycles, this precision-machined base provides the foundation for other internal parts—like the spindle, latches, and spring—to function reliably.

Whether you’re replacing a worn component or building a new inner tube assembly, this NQ spare head base offers the strength, alignment, and durability required in demanding drilling environments

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Description

🔩 Product Highlights:

  • Designed for NQ Wireline Systems – Manufactured to match standard NQ inner tube head assembly dimensions for quick replacement and fit.

  • High-Strength Alloy Steel – Engineered for load-bearing performance in high-stress and high-vibration drilling conditions.

  • Precision Machined for Perfect Alignment – Ensures a stable base for internal parts like compression springs, stop rings, latches, and spindles.

  • Corrosion-Resistant Finish – Protected against rust, drilling fluids, and harsh geological environments.

  • Heavy-Duty and Long-Lasting – Ideal for high-volume drilling operations where durability and system uptime matter most.


⚙️ Function in Core Drilling Systems:

The spare head base is located at the bottom of the inner tube head assembly and serves to:

  • Hold and align internal components

  • Absorb and transfer axial loads during drilling

  • Maintain tight tolerances for system performance

  • Prevent component misalignment or failure

  • Ensure secure integration within the NQ core barrel system

Without a reliable head base, the inner tube system can fail to engage properly—resulting in lost time, damaged tooling, or compromised core samples.


📐 Specifications & Compatibility:

  • Standard fit for NQ-size wireline core barrels

  • Compatible with OEM and aftermarket inner tube head assemblies

  • Available in HQ and PQ sizes upon request


🧱 Applications:

  • Mineral exploration and geological sampling

  • Geotechnical investigation drilling

  • Wireline diamond core drilling systems

  • Use in both surface rigs and underground drilling platforms


🌍 Why Choose Our NQ Spare Head Bases?

  • Built to international drilling standards

  • Used by professional drillers and exploration teams worldwide

  • Stock available for fast shipping

  • Bulk pricing and technical support available

Each NQ spare head base is produced with precision and durability in mind, ensuring your core barrel head assembly continues to perform under pressure—day after day.

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