2″ NPT Female x 1.5″ NST Male Brass Adapter
$21.84 on Amazon.com (as of October 16, 2026, 10:03 PM EST) View details ↗
When mismatched threads disrupt critical water connections, the **TianPtion 2″ NPT Female x 1.5″ NST Male Brass Fire Hydrant Adapter** delivers a reliable, leak-proof solution. Engineered for emergency response, municipal fire systems, and industrial plumbing, this adapter bridges **NST (NH) and NPT threads** with precision-machined compatibility—ensuring a secure, high-pressure connection every time.
Built from **heavy-duty brass**, this adapter resists corrosion and extreme temperatures (14°F to 248°F), making it ideal for outdoor, high-volume, or repeated-use applications. The **hex-shaped body** provides a firm grip for quick installation, while deep, precision threads prevent loosening or damage during hose movement. With a **200 PSI working pressure rating**, it meets the demands of fire hydrant testing, pressure/flow evaluations, and emergency water supply systems. Whether connecting hydrants, standpipes, or industrial lines, this adapter simplifies setup while delivering a durable, long-lasting connection.
| Maximum Working Pressure | 200 PSI (14 bar) |
|---|---|
| Thread Type | 2″ NPT Female x 1.5″ NST (NH) Male |
| Material | Heavy-Duty Brass |
| Temperature Range | 14°F to 248°F (-10°C to 120°C) |
| Body Shape | Hexagonal (for wrench grip) |
| Compatibility | Fire hydrants, standpipes, hoses, pumps, industrial plumbing |






