Dental Contra Angle Repair Parts Compatible with NSK X25 / X25L: 1:1 Internal Water Push Button Cartridge, Drive Shaft, Back Cap Kit
$ 8.91
Item Number: SX3100
- Micron-Accurate Concentricity Matching: The push-button cartridge assembly features premium, high-density bearings that guarantee close-tolerance concentricity during high-load operatory prep work. This drastically minimizes micro-vibrations, significantly extending the lifecycle of the handpiece head. 1:1 Hardened Steel Gear Transmission: The main drive shaft is CNC-milled with hardened gear teeth profiles. This profiles ensures synchronous, lag-free torque delivery from the dental motor to the bur, completely mitigating gear slippage under continuous clinical pressure. Seamless Internal Water Channel Integration: Fully calibrated to align with the internal cooling pathways of the X25/X25L series. It provides an uninterrupted, leak-proof atomized water spray directly to the treatment point without internal pressure drop. Heavy-Duty Push-Button Mechanism: Built with a high-tension internal leaf spring matrix that retains its structural gripping tension over thousands of push-and-release cycles, ensuring rapid bur exchange and a tight lock against dangerous bur fly-outs. Autoclave Saturated Steam Resiliency: Every component—from the dual-cushion rubber O-rings on the shaft to the threaded back cap—is fully certified to undergo heavy autoclaving up to 134°C (273°F) without micro-structural warping or bearing degradation. ⚙️ Component Breakdown & Ordering Matrix: Tailor your order based on your exact workshop repair requirements: Push Button Cartridge Rotor: The central revolving core block with integrated chuck and bearing assemblies. Main Transmission Drive Shaft: The vertical segmented gear shaft with double rubber sealing boundaries. Head Back Cap Cover: CNC-threaded locking cap to safely seal the internal cartridge into the handpiece casting. Full Overhaul Combo Kit: Includes 1x Cartridge, 1x Drive Shaft, and 1x Back Cap for a complete performance rebuild. Technical Specifications Feature / Attribute Technical Details Product Category Dental Low-Speed Handpiece Internal Transmission Spare Parts OEM Handpiece Compatibility Designed for NSK Ti-Max X25 / X25L Series Platforms Transmission Gear Ratio 1:1 Direct Drive / Constant Velocity Coupling Cooling Vector Format Internal Water Spray Compatible (Optic & Non-Optic Universal Fit) Sterilization Parameter Safe for Saturated Steam Autoclaves up to 134°C (273°F) Material Base Matrix High-Hardness Anti-Corrosion Stainless Steel & Specialized Bearing Alloys ? Handpiece Repair Workshop Bench Guide: For engineering technicians executing a professional overhaul: Thorough Head Cleaning: Before threading the new cartridge into the head shell, use an interdental brush or air compressor to completely clean all calcified debris and old grease from the inner casing threads. This ensures perfect seating alignment for the new back cap. Initial Lubrication Purge: After pressing the drive shaft and installing the cartridge, apply 2-3 drops of premium dental turbine synthetic maintenance oil directly into the rear lines. Connect it to a test motor and run at low speed for 10-15 seconds to distribute the oil uniformly before clinical patient deployment.





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