No. F325

Lead-Free Check Valve for Submersible Pumps


Now offering our same high quality valves with lead-free materials, certified by NSF to contain less than 0.25% lead by weighted average. The lead-free series is compliant with CA, LA, MD, VT state laws and U.S. Safe Water Drinking Act. The lead-free line comes standard with a Buna-S rubber poppet, an extremely durable compound for use with potable drinking water. All other internal components of stainless steel. Each valve is tested twice for casting integrity and backflow prevention. All valves are 100% American-Made and built to last.


Used as all purpose check valve for multiple applications, including cold and warm water, ethylene, and glycol.

Flow Rate (Cv)
Size GPM
1" * 8
1-1/4" 21
2" 59

Cv is flow (GPM) with a 1 psi differential pressure.

Material Specifications
Part Name Material
Body Cast Bronze C89833 or C87500
Stem 303 Stainless Steel
Poppet Buna-S Rubber
Spring 302 Stainless Steel
Cup Washer 304 Stainless Steel
Locknut 18/8 Stainless Steel
Country of Origin Made in the USA

Operational Specifications
Max. Temperature 225°F
Working Pressure 400 psi
Cracking Pressure 1-2 lbs.
Opt. Cracking Pressure 1/2, 5, or 10 lbs.

Pipe Size Part Number Overall Length Valve Diameter Valve Weight
1" * F325-100 3.69" 2.00" 1.25 lbs.
1-1/4" F325-125 4.56" 2.41" 1.95 lbs.
2" F325-200 5.57" 3.34" 3.45 lbs.

All valves Male Inlet x Female Outlet NPT threads. * 1-1/4" Male x 1" Female threads


Questions? Ready to Order?