Infinity Threaded Valve (Tube to Male NPT)

The “End-of-Line” Shut-Off Solution

Streamline your air drops and manifold connections with the Infinity Threaded Valve (Tube to Male NPT). This specialized ball valve features a standard Infinity push-to-connect socket on one side and a Male NPT thread on the other.

This unique configuration is designed to serve as the final control point on a drop leg. It allows you to transition from the aluminum pipe directly into a female-threaded component—such as a quick coupler block, filter-regulator (FRL), or machine inlet—while providing an integrated shut-off valve in the same compact unit.

Key Features & Benefits

  • Direct Termination:

Eliminate the need for a separate adapter and valve. By combining the tube connection and the male thread, you can plug this valve directly into your air tool manifold or wall block, saving space and reducing leak points.

  • Point-of-Use Control: Ideal for installing at the bottom of a drop leg (workstation). It gives the operator immediate control to shut off the air supply for tool changes or maintenance without affecting the rest of the facility.
  • Male NPT Connection: The male threaded end is designed to screw directly into female ports on pneumatic equipment, FRLs, or quick-connect couplers.
  • Push-to-Connect Speed: The tubing side utilizes the standard Infinity stainless steel grab-ring technology. Simply push the pipe in for an instant, full-flow seal.
  • Durable Construction: Manufactured from heavy-duty nickel-plated brass to resist corrosion and withstand the wear and tear of daily industrial use.

Technical Specifications

  • Configuration: Push-to-Connect (Tube) x Male NPT Thread
  • Material: Nickel-Plated Brass
  • Pressure Rating: Up to 232 PSI (16 Bar)
  • Temperature Range: -4°F to +176°F (-20°C to +80°C)
  • Available Sizes:
    • 20mm x 1/2″ Male NPT
    • 25mm x 3/4″ Male NPT

Ideal Applications

  • Workstation Drops: Screwing the male thread into a manifold block or FRL and connecting the 20mm drop pipe to the top.
  • Manifolds: Installing multiple valves onto a female-threaded distribution block to create a custom outlet manifold.
  • Direct Machine Hookup: Connecting the main air line directly to the inlet port of a production machine with an integrated isolation valve.

Simplify your drops. Use the Infinity Threaded Valve (Tube to Male) for efficient, integrated control.

Size

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NPT

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Option

Standard, Lockable

Infinity Threaded Valve

dimensions infinity male threaded valve
PART NUMBER D F (NPTF) D.N. A B C E L CH1 CH2 G H
90721-20-08 20 1/2 15 17 31,5 29.3 34.5 100.8 32 30 88 42
90721-25-12 25 3/4 20 17,5 38,5 30.8 42.5 119.3 41 35 106 47,5
One end of the valve is pipe push fit connection, other end is male NPT threaded connection. Use on drop ends or at point of use.