2 in. Lead-Free Brass Check Valve
2 in. Lead-Free Brass Check Valve
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The 2 in. Lead-Free Brass Check Valve (944435LF) is a lead-free brass check valve. Female NPT threaded connections. Midland identifies this product as lead-free. Apex has not independently verified an NSF 372 or NSF 61 listing for this SKU. Confirm current certification documentation before specifying it for regulated or potable-water service.
Technical Specifications
| Specification | Value |
|---|---|
| Manufacturer Part Number (MPN) | 944435LF |
| Nominal Size | 2 in. |
| Valve Type | Inline check valve, lead-free brass |
| End Connections | Female NPT |
| Body Material | Lead-Free Brass (≤0.25% Pb) |
| Pressure Rating | 200 psi WOG |
| Temperature Range | Full manufacturer spec sheet available on request |
Key Features
- Lead-free brass body — Midland-designated lead-free (≤0.25% lead by weighted average)
- Inline check valve design for backflow prevention
Common Applications
Used to prevent reverse flow in commercial and industrial piping. For regulated or potable-water service, confirm the specific SKU's current lead-free certification documentation before specifying it.
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 # |
|---|---|
| 1/2 in. | 944430LF |
| 3/4 in. | 944431LF |
| 1 in. | 944432LF |
| 1-1/4 in. | 944433LF |
| 1-1/2 in. | 944434LF |
| 2 in. (this page) | 944435LF |
| 3 in. | 944437LF |
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