Product Overview
The Swagelok SS-43GS4 is a high-precision, two-way general process ball valve engineered for reliable isolation and shutoff service in demanding industrial fluid and pneumatic systems. Manufactured by Swagelok, a globally recognized authority in instrumentation-grade flow control components, this valve features a rugged 316 stainless steel body construction and a quarter-turn ball actuation mechanism that delivers bubble-tight sealing performance. The SS-43GS4 is designed for direct inline mounting within process and pneumatic circuits, providing dependable on/off control of compatible media across a broad range of industrial applications. Its precision-machined ball and seat assembly ensures minimal torque operation and long service life, making it a preferred choice for engineers requiring leak-tight performance in critical process environments.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | General Process & Pneumatic Ball Valve |
| Model Designation | SS-43GS4 |
| Body Material | 316 Stainless Steel |
| Valve Configuration | Two-Way, Quarter-Turn Ball Valve |
| Operating Pressure | Standard Industrial Grade (Up to rated bar per Swagelok specification) |
| Mounting & Connection | Swagelok Tube Fitting / Standard Instrumentation Interface |
| Actuation | Manual Lever Handle (Quarter-Turn) |
| Sealing Principle | Precision Ball & Seat, Bubble-Tight Shutoff |
Engineering Features & Advantages
- Precision Performance: The precision-ground ball and engineered seat design deliver bubble-tight sealing and consistent quarter-turn actuation, ensuring accurate flow isolation with minimal operating torque in both process and pneumatic service.
- Industrial Reliability: Constructed from 316 stainless steel with robust internal components, the SS-43GS4 is built for continuous operation under severe industrial conditions, offering excellent corrosion resistance and extended cycle life.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original Swagelok OEM standards, ensuring seamless drop-in replacement without modification to existing tubing or piping systems.
- Leak-Tight Design: Engineered sealing architecture prevents media loss and maintains system integrity in high-purity, corrosive, or high-pressure process environments.
Typical Industrial Applications
The Swagelok SS-43GS4 ball valve is widely deployed across heavy industrial sectors including chemical processing and petrochemical plants, oil and gas instrumentation systems, pharmaceutical and semiconductor manufacturing, and pneumatic control circuits. It is equally suited for analytical instrumentation panels, hydraulic power units, and general process isolation duties where reliable quarter-turn shutoff and 316 stainless steel construction are essential for safe, leak-free operation.
PRODUCT IMAGES

SWAGELOK SS-43GS4 Ball 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 genuine SWAGELOK SS-43GS4 4-Way, 2-Position Ball Valve. This USA-made hydraulic component features a compact design, delivering leak-free, reliable fluid control for heavy-duty industrial systems.