3 in. Lead-Free Brass Check Valve, IPS Threaded | 944437LF
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The 3 in. Lead-Free Brass IPS Inline Check Valve (944437LF) is a lead-free brass check valve suitable for potable water supply lines — lead-free per the federal Safe Drinking Water Act definition; certification documents available on request. IPS threaded connections for installation in potable water supply lines.
Technical Specifications
| Specification | Value |
|---|---|
| Manufacturer Part Number (MPN) | 944437LF |
| Nominal Size | 3 in. |
| Valve Type | Inline check valve, lead-free brass |
| End Connections | IPS Threaded |
| Body Material | Lead-Free Brass (≤0.25% Pb) |
| Pressure Rating | 200 psi |
| Temperature Range | Full manufacturer spec sheet available on request |
Key Features
- Lead-free brass body — ≤0.25% lead by weighted average, meets the federal Reduction of Lead in Drinking Water Act (2014)
- Inline check valve design for backflow prevention
- IPS threaded connections for straightforward threaded installation
- Suitable for potable water supply lines — new construction, repairs, and replacements
Common Applications
Potable water distribution, domestic water supply, and municipal service lines where lead-free certification is required by code. Backflow prevention on pump discharge and supply lines feeding drinking water systems.
Technical Resources
- How to Choose the Right Valve for Your Application
- Check Valve Types Explained (Swing vs. Spring vs. Wafer)
Other Sizes in This Series
The Lead-Free Brass Inline Check Valve is available in the following sizes:
| Size | Part # | Price | Cart |
|---|---|---|---|
| 1/2 in. | 944430LF | $28.99 | Add to cart |
| 3/4 in. | 944431LF | $33.99 | Add to cart |
| 1 in. | 944432LF | $54.99 | Add to cart |
| 1-1/4 in. | 944433LF | $52.99 | Add to cart |
| 1-1/2 in. | 944434LF | $60.99 | Add to cart |
| 2 in. | 944435LF | $119.99 | Add to cart |
| 3 in. | 944437LF | $191.99 | (this page) |
Expert Guides for This Product
- Check Valve Orientation & Installation — flow direction and mounting rules
- Check Valve Sizing Guide — why line size isn't valve size
- Slamming & Water Hammer — causes and fixes
- Check Valve Leaking? — diagnose and fix it
- Check Valve Chattering — the sizing problem nobody checks
- Buna vs. Viton Seats — which elastomer fits your media