No. F400

Lead-Free Check Valve with Stainless Steel Poppet

Description

Our No. F400 valves feature lead free NSF-certified material, containing ≤ 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 Proprietary stainless steel poppets are finely machined for a metal-to-metal seal. Each valve is tested twice for casting integrity and backflow prevention. All valves are 100% American-made and built to last.

Application

Used as an all purpose check valve for multiple applications, including hot water, cold water, steam, oil, gas, compounds and chemicals. Steam 125 lbs.

Flow Rate (Cv)
Size GPM
3/8" 2
1/2" 3
3/4" 6
1" 14
1-1/4" 21
1-1/2" 39
2" 64
2-1/2" 77
3" * 191
3" ** 77

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 303 Stainless Steel*
Spring 302 Stainless Steel
Cup Washer 304 Stainless Steel
Locknut 18/8 Stainless Steel
Country of Origin Made in the USA

* 1-1/2" - 3" sizes contain a 304 stainless steel poppet

Operational Specifications
Max. Temperature 350°F
Working Pressure 400 psi
Cracking Pressure 1-2 lbs.
Opt. Cracking Pressure 1/2, 5, or 10 lbs.

Dimensions
Pipe Size Part Number Over-all Length Valve Diameter Valve Weight
3/8" F400-038 2.63" 1.16" 0.50 lb.
1/2" F400-050 2.69" 1.40" 0.45 lb.
3/4" F400-075 3.31" 1.62" 0.80 lb.
1" F400-100 3.69" 2.00" 1.05 lbs.
1-1/4" F400-125 4.57" 2.41" 1.80 lbs.
1-1/2" F400-150 4.88" 2.69" 2.25 lbs.
2" F400-200 5.56" 3.34" 3.10 lbs.
2-1/2" F400-250 6.79" 3.81" 7.15 lbs.
3" * F400-300-F 7.40" 4.71" 11.80 lbs.
3" ** F400-300 6.79" 3.81" 6.60 lbs.

NPT threaded. **New valve: Standard female threads on both ends, Cv factor of 185. **Original valve: 2-1/2" valve body with 3" male thread on both ends, Cv factor of 69.

Notes

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