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Sensor Tap M14 x 1.5 - Mueller - Kueps

Part #: 506 514

The Mueller-Kueps Sensor Tap M14 x 1.5 is an essential tool designed for professional technicians to repair damaged NOX sensor and oxygen sensor (O2 sensor) mounting threads. This specialized tap provides a precise and reliable solution for restoring stripped or corroded threads, preventing the need for costly sensor housing or exhaust component replacements. Its robust construction ensures accurate thread repair, optimizing vehicle emissions system maintenance.

Key Features

  • Integrated Guide Pin: Features a unique integrated guide pin that ensures perfect alignment during the tapping process, preventing cross-threading and maintaining the integrity of the sensor mounting hole.
  • Precision M14 x 1.5 Thread: Engineered to exacting standards to accurately recut and restore M14 x 1.5 threads, a common size for many NOX and oxygen sensors.
  • Professional-Grade Construction: Manufactured from high-quality, durable steel for extended tool life and consistent performance in demanding workshop environments.
  • Cost-Effective Repair: Allows technicians to repair damaged sensor threads instead of replacing expensive NOX sensors or exhaust system components, offering significant cost savings for clients.
  • Efficient Operation: Designed for straightforward use, enabling quick and efficient thread restoration, which minimizes vehicle downtime.

Applications

This specialized sensor tap is ideal for use in automotive and industrial settings where NOX and O2 sensor threads require repair. It is particularly valuable for rectifying damaged threads in exhaust manifolds, DPF systems, or catalytic converters on various vehicles, including many modern diesel vehicles equipped with NOX sensors. The M14 x 1.5 thread size makes it compatible with a wide range of sensor applications across different makes and models, allowing mechanics to restore mounting points accurately and securely.

Only 1 left in stock - order soon
List: $162.21 Save: $35.09

$127.12

Add to Cart:
  • Mueller - Kueps
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    Mueller - Kueps Homepage
  • Model: 439651
  • Shipping Weight: 0.09lbs
  • UPC: 4260477559500
  • Manufacturers Part #: 506 514
  • Manufactured by: Mueller - Kueps
  • Also Known As: MLK506514, MU506514

This product was added to our catalog on Friday 29 May, 2026.

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