The SWAGELOK SS-CHS4 is a heavy-duty industrial check valve engineered for reliable unidirectional flow control in process and pneumatic systems. It ensures tight shutoff and prevents backflow, protecting critical equipment and maintaining system integrity.
SWAGELOK SS-CHS4 Technical Specifications
| Body Material | 316 Stainless Steel |
|---|---|
| Connection Type | Swagelok Tube Fitting |
| Tube Size | 1/4 in. |
| Maximum Operating Pressure | 3000 psig (206 bar) |
| Operating Temperature Range | -20°F to 400°F (-28°C to 204°C) |
| Cracking Pressure | 1/3 psig (0.02 bar) |
| Flow Coefficient (Cv) | 0.35 |
| Seat Material | PCTFE |
Key Engineering Features
- Poppet-style check valve design for low cracking pressure and minimal pressure drop.
- 316 stainless steel construction for corrosion resistance in harsh environments.
- Swagelok tube fitting ends ensure leak-tight connections without welding.
- PCTFE seat provides reliable sealing across a wide temperature range.
- Compact body design suitable for space-constrained installations.
Industrial Applications
- Process instrumentation and analytical systems.
- Pneumatic control circuits and air preparation units.
- Hydraulic power units and test stands.
- Chemical and petrochemical sampling systems.
- Medical and laboratory gas delivery systems.
For technical inquiries, dimensional drawings, or replacement support for SWAGELOK SS-CHS4, contact the Pro-Hydraulic engineering team.
PRODUCT IMAGES


SWAGELOK SS-CHS4 Check Valve
⚡ Emergency Plant Maintenance & Ready-to-Ship Notice:
- Authentic & Fully Tested: 100% bench tested for hydraulic response, pressure rating, and null-bias stability before dispatch.
- Fast Dispatch: In-stock units ready for same-day dispatch via DHL / FedEx Express directly to your plant.
- Pre-Shipment Verification: High-definition photos, video testing runs, and serial number verification provided prior to shipment.
- Peace of Mind: Covered by our 12-Month Replacement Warranty.
Shop the SWAGELOK SS-CHS4 Check Valve. This precision-engineered industrial component delivers reliable fluid control for heavy-duty systems.