HNVV Series Gauge Needle Valves with Single Vent Port, Needle Pattern – NPT Male x NPT Female

Parker HNVV Series Gauge Valves – Safe Maintenance of Pressurized Systems

Parker HNVV series gauge valves are compact and reliable single-block valves specifically designed for safe venting and draining of pressurized systems. Commonly used with measurement instruments such as pressure gauges and transmitters, they enable maintenance and replacement without interrupting the production process.

Key Features:

• Maximum operating pressure: 10,000 PSI
• NPT threads (Male x Female)
• Needle pattern design for precise flow control
• Single Vent Port for safe venting
• Multiple material options: 316L stainless steel and Duplex
• Integrated A-LOK® or CPI™ fittings
• PTFree connect™ technology
• Accessories: blanking plugs and bleed valves

The HNVV series is ideal for applications in oil, gas, steam, and liquid handling. The robust construction of these valves ensures reliable operation even under demanding conditions with high pressure and temperature fluctuations. Parker's instrumentation solutions combine innovation with operational safety, making these valves an excellent choice for critical industrial processes.