

Swagelok SS-53S4 316 stainless steel lift check valve with 1/4 in. tube fittings. Features 0.30 Cv, fixed pressure control up to 6000 psig at 100°F, and gravity-assisted reverse flow limit.

The Swagelok SS-53S4 is a 316 stainless steel lift check valve equipped with 1/4 in. Swagelok® tube fitting end connections and a maximum flow coefficient (Cv) of 0.3. It is designed to provide reliable reverse flow control in a variety of fluid systems.
Swagelok lift check valves feature a unique bonnet design that enables the use of gravity to limit reverse flow under pressures up to 6000 psig (413 bar) and temperatures up to 900°F (482°C).
| Specification | Value |
|---|---|
| Body Material | 316 Stainless Steel |
| Cleaning Process | Standard Cleaning and Packaging (SC-10) |
| Connection 1 Size | 1/4 in. |
| Connection 1 Type | Swagelok® Tube Fitting |
| Connection 2 Size | 1/4 in. |
| Connection 2 Type | Swagelok® Tube Fitting |
| CV Maximum | 0.3 |
| Room Temperature Pressure Rating | 6000 PSIG @ 100°F /413 BAR @ 37℃ |
| Surface Finish | Standard |
| Testing | No Optional Testing |
| eclass (4.1) | 37010801 |
| eClass (5.1.4) | 27300400 |
| eClass (6.0) | 27292001 |
| eClass (6.1) | 27292001 |
| eClass (10.1) | 27292001 |
| UNSPSC (4.03) | 40141622 |
| UNSPSC (10.0) | 40141634 |
| UNSPSC (11.0501) | 40141634 |
| UNSPSC (13.0601) | 40141634 |
| UNSPSC (15.1) | 40141659 |
| UNSPSC (17.1001) | 40183101 |
WARNING
Do not mix/interchange Swagelok products or components not governed by industrial design standards, including Swagelok tube fitting end connections, with those of other manufacturers.
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