1/4 in. Inline Check Valve
1/4 in. Inline Check Valve
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The 1/4 in. Brass Inline Check Valve (#944428) is a compact brass spring-loaded inline check valve that allows flow in one direction and automatically prevents reverse flow (backflow). It installs in vertical or horizontal runs and closes on flow reversal.
Technical Specifications
| Specification | Value |
|---|---|
| Part Number (MPN) | 944428 |
| Nominal Size | 1/4 in. |
| Type | Inline Check Valve |
| Body Material | Brass |
Key Features
- Spring-loaded inline poppet — closes on flow reversal
- Compact brass body
- Installs vertically or horizontally
- Low-maintenance, self-operating design
Common Applications
Pump and compressor discharge, water and air lines, and general industrial flow systems requiring dependable backflow prevention. Not lead-free — not for potable water service.
Technical Resources
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