1-1/2 in. Brass Swing Check Valve, Threaded (NPT) (940356)
$71.99
Sale price
$71.99
Regular price
$110.99
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1-1/2 in. Brass Swing Check Valve, Threaded (NPT) (940356)
$71.99
Sale price
$71.99
Regular price
$110.99
✓ In stock at our distribution warehouses — typically ships within 1–2 business days.
Flat-rate shipping, nationwide- Orders under $100: $9.95
- $100 – $499.99: $14.95
- Orders $500+: quoted — real freight for your order, not a flat guess
Volume order or crossing a competitor part number? Request a quote — usually answered the same business day.
The 1-1/2 in. Brass Swing Check Valve, Threaded (#940356) is a brass swing check valve that allows flow in one direction and automatically prevents reverse flow (backflow) to protect pumps and equipment. Built for reliable, low-maintenance service.
Availability: In stock — ships in 2–3 business days.
Technical Specifications
| Specification | Value |
|---|---|
| Part Number (MPN) | 940356 |
| Nominal Size | 1-1/2 in. |
| Type | Swing Check Valve |
| Body Material | Brass |
| Connection | Threaded (NPT) |
Key Features
- Automatic backflow prevention — opens with forward flow, closes on reverse
- Brass construction
- Threaded (NPT) connection
- Low-maintenance, self-operating design
Common Applications
Water distribution and treatment, HVAC, pump discharge lines, fire protection, irrigation, and general industrial flow systems requiring dependable 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
- Check Valve Chattering — the sizing problem nobody checks
- Buna vs. Viton Seats — which elastomer fits your media