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| Brand Name: | XRTOOLS |
| Model Number: | 1/2NPT |
| MOQ: | 100pcs |
| Price: | $1.35-$45.55/PCS |
| Delivery Time: | 25-30 days |
| Payment Terms: | L/C, T/T, Western Union |
As a premier specialized manufacturer, JiangSu Xingrui Precision Tools Co., Ltd. offers professional-grade NPT (National Pipe Taper) machine taps designed for high-pressure sealing and industrial piping applications
Superior Material Grade: Constructed from industrial-grade HSSE and Powder Metallurgy (HSSE-PM) to withstand high torque and resist thermal wear in tough materials
Advanced Coating Technology: Features high-performance TiAlN or TiN coatings that increase surface hardness and significantly extend tool life
Precision Engineering: Manufactured with specialized flute geometries for optimized chip evacuation, preventing thread galling during heavy-duty operations
Global Standard Compliance: Fully compliant with ANSI and ISO standards, ensuring compatibility with international piping specifications
The following table outlines our standard HSS NPT tap range. These specifications are designed to meet rigorous industrial standards for taper pipe threads
| Order No | NPT Size (inch) | P (TPI) | D1 (mm) | L1 (mm) | L2 (mm) | D2 (mm) | A (mm) | Z (Flutes) |
| 18800300 | 1/16" | 27 | 7.938 | 63.00 | 12.00 | 6.00 | 4.90 | 4.0 |
| 18800400 | 1/8" | 27 | 10.287 | 63.00 | 12.00 | 7.00 | 5.50 | 4.0 |
| 18800500 | 1/4" | 18 | 13.716 | 63.00 | 18.00 | 11.00 | 9.00 | 4.0 |
| 18800600 | 3/8" | 18 | 17.145 | 70.00 | 18.00 | 12.00 | 9.00 | 4.0 |
| 18800700 | 1/2" | 14 | 21.336 | 80.00 | 23.00 | 16.00 | 12.00 | 4.0 |
| 18800800 | 3/4" | 14 | 26.67 | 100.00 | 24.00 | 20.00 | 16.00 | 5.0 |
| 18800900 |
1" |
11 1/2 | 33.401 | 110.00 | 30.00 | 25.00 | 20.00 | 5.0 |
| 18801100 | 1 1/2" | 11 1/2 | 48.26 | 140.00 | 32.00 | 36.00 | 29.00 | 6.0 |
| 1880120 | 2" | 11 1/2 | 60.325 | 160.00 | 34.00 | 45.00 | 35.00 | 6.0 |
Our facility leverages elite production technology to guarantee consistent quality across every batch:
Our NPT taps are engineered for industries requiring high-reliability connections:
Secure Protection: Taps are individually housed in durable, anti-corrosion packaging to preserve the integrity of the precision-ground threads
Clear Labeling: Each package is clearly marked with Order Numbers and specifications for seamless inventory management
Global Shipping: Reliable export packaging ensures your tools arrive in factory-perfect condition worldwide.
Q: Can you produce taps for non-standard specifications?
A: Yes, we specialize in manufacturing special specification products tailored to specific customer requirements
Q: What is the benefit of the TiAlN coating on NPT taps?
A: TiAlN coating provides superior thermal stability and hardness, making it ideal for high-speed machining and dry cutting applications.
Q: Do these taps support high-precision machining?
A: Absolutely.Our taps are designed to meet ISO 2 6H standards, ensuring high-precision thread quality and repeatability
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