ANKA 1 1/4" Check Valve

1 1/4 x 1 1/4 IN Female NPT Check Valve
This 1 1/4 inch female check valve is a spring-loaded non-return valve which can be installed inline or at any angle. This check valve allows the fluid to flow in one direction only and is ideal for pumping, marine, irrigation, domestic, agricultural, and industrial applications. This valve consists of a fiberglass reinforced nylon body, female NPT threads, 316 stainless steel spring, acetyl plunger, and nitrile rubber seal and O-ring. This valve is strong, lightweight, and can be taken apart for servicing.


  • Spring-loaded, plunger style, non-return valve for unrestricted flow
  • High grade fiberglass reinforced nylon construction offers corrosion resistance and long-lasting, reusable wear
  • Provides easy connection with NPT threads and installs at any angle
  • Efficiently prevents the loss of water
  • Ideal for agricultural, irrigation, rural and municipal, and plumbing applications
Lead FreeYES
Inlet Connection Size1 1/4 IN
Maximum Working Pressure-PSI230
Outlet Connection TypeFemale Threaded
Minimum Temperature-Fahrenheit32
Minimum Temperature - Celsius0.00
Inlet Connection TypeFemale Threaded
Outlet Connection Size1 1/4 IN
Inlet Connection Size-Metric32 MM

This nearly indestructible 1.25 inch female check valve is a spring-loaded non-return valve that can be installed inline to prevent backflow of water/fluids while maintaining prime in the line. This check valve can operate at any installation angle and be used with any NPT connection. It only allows the fluid to flow in one direction and is ideal for multiple applications including agriculture, rural water, pump and pressure, irrigation, landscaping, plumbing, horticulture, farm, marine, hydroponics, and more.


Anka check valve dimensions