4 in. Ductile Iron Swing Check Valve, Lever & Weight — AWWA C508 (96204LW)
4 in. Ductile Iron Swing Check Valve, Lever & Weight — AWWA C508 (96204LW)
Backordered at the manufacturer — estimated ship time 2–3 weeks. Need a firm date? Email sales@apexflowsolutions.com
Freight item — ships LTL (Lower 48)- Flat-rate freight: $199 per order
- Orders $4,999+: quoted freight — priced for your dock, liftgate, and timeline
Buying several, or need a liftgate or jobsite delivery? Request an exact freight quote — usually answered the same business day.
The 4 in. Ductile Iron Swing Check Valve, Lever & Weight — AWWA C508 (#96204LW) is a ductile iron swing check valve with an external lever and weight for controlled, non-slam closure. It 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) | 96204LW |
| Nominal Size | 4 in. |
| Type | Swing Check Valve (Lever & Weight) |
| Body Material | Ductile Iron |
| Connection | Flanged |
| Standard | AWWA C508 |
Key Features
- External lever and weight for controlled, non-slam closure
- Automatic backflow prevention
- Ductile Iron construction
- Flanged connection
- Meets AWWA C508
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