No. F300 Check Valve
$46.84 – $1,090.36
Used as an all purpose check valve for multiple applications, including cold and warm water, ethylene, and glycol.
Type: Check Valve / Material: Lead-Free Bronze / Seal: Buna-S / Fluid Type: Drinking Water / Special Use: NSF Certified
Lead-Free Check Valve with Buna-S Rubber Poppet
The No. F300 is certified by NSF to contain less than 0.25% lead by weighted average and is compliant with CA, LA, MD, VT state laws and U.S. Safe Water Drinking Act. The No. F300 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.
Dimensions
| Part Number | Pipe Size | Flow Rate (Cv) | Overall Length | Valve Diameter | Valve Weight |
|---|---|---|---|---|---|
| F300-038 | 3/8" | 2 GPM | 2.63" | 1.16" | 0.50 lb. |
| F300-050 | 1/2" | 4 GPM | 2.69" | 1.40" | 0.45 lb. |
| F300-075 | 3/4" | 6 GPM | 3.31" | 1.62" | 0.80 lb. |
| F300-100 | 1" | 13 GPM | 3.69" | 2.00" | 1.05 lb. |
| F300-125 | 1-1/4" | 24 GPM | 4.57" | 2.41" | 1.80 lb. |
| F300-150 | 1-1/2" | 38 GPM | 4.88" | 2.69" | 2.25 lb. |
| F300-200 | 2" | 61 GPM | 5.56" | 3.34" | 3.10 lb. |
| F300-250 | 2-1/2" | 69 GPM | 6.79" | 3.81" | 7.15 lb. |
| F300-300-F | 3" * | 110 GPM | 7.40" | 4.71" | 11.80 lb. |
| F300-300 | 3" ** | 69 GPM | 6.79" | 3.81" | 6.60 lb. |
| F300-400 | 4" | 205 GPM | 10.00" | 5.80" | 21.70 lb. |
Cv is flow (GPM) with a 1 psi differential pressure. 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.
Materials & Operational Specifications
| Part Name | Specs |
|---|---|
| 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 |
| Max. Temperature | 225°F |
| Working Pressure | 400 psi |
| Cracking Pressure | 1-2 lbs. |
| Opt. Cracking Pressure | 1/2, 5, or 10 lbs. |
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