1/2 in. Stainless Steel Spring Check Valve, FPT x FPT (949453)
1/2 in. Stainless Steel Spring Check Valve, FPT x FPT (949453)
✓ In stock at our distribution warehouses — typically ships within 1–2 business days.
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The 1/2 in. Stainless Steel Spring Check Valve, FPT x FPT (#949453) is a stainless steel spring check valve with a spring-loaded poppet that closes instantly to prevent reverse flow, in vertical or horizontal runs. Stainless construction resists corrosion in demanding service.
Availability: In stock — ships in 2–3 business days.
Technical Specifications
| Specification | Value |
|---|---|
| Part Number (MPN) | 949453 |
| Nominal Size | 1/2 in. |
| Type | Spring Check Valve |
| Body Material | Stainless Steel |
| Connection | FPT x FPT |
Key Features
- Spring-loaded poppet — instant closure, works in any orientation
- Stainless steel — corrosion-resistant
- FPT x FPT (female NPT) connection
- Low-maintenance, self-operating design
Common Applications
Chemical processing, water treatment, pump and compressor lines, instrument lines, and general industrial systems requiring corrosion-resistant backflow prevention.
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
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