Wafer Type
Swagelok SS-CHVCR4-1/3 is a stainless steel poppet check valve designed to control back flow in general-service and high-purity applications. It features a fixed cracking pressure of 1/3 psig (0.03 bar) and is equipped with 1/4 in. male VCR face seal fittings. The valve is constructed from 316 stainless steel with fluorocarbon FKM O-rings and undergoes special cleaning and packaging (SC-11) to meet high-purity system requirements.
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.
Specifications
| Specification | Value |
|---|---|
| Backup Ring Material | PTFE |
| Body Material | 316 Stainless Steel |
| Cleaning Process | Special Cleaning and Packaging (SC-11) |
| Connection 1 Size | 1/4 in. |
| Connection 1 Type | Face Seal (Metal Gasket) Male VCR |
| Connection 2 Size | 1/4 in. |
| Connection 2 Type | Face Seal (Metal Gasket) Male VCR |
| Cracking Pressure | 1/3 psi (0.03 bar, 0.003 MPa) |
| CV Maximum | 0.67 |
| O-Ring Material | Fluorocarbon FKM |
| Room Temperature Pressure Rating | 6000 PSIG @ 100°F / 413 BAR @ 37°C |
| Surface Finish | Standard |
| Testing | No Optional Testing |
| eClass (4.1) | 37010801 |
| eClass (5.1.4) | 27300400 |
| eClass (6.0) | 27300601 |
| eClass (6.1) | 27300601 |
| eClass (10.1) | 27300601 |
| UNSPSC (4.03) | 40141622 |
| UNSPSC (10.0) | 40141641 |
| UNSPSC (11.0501) | 40141641 |
| UNSPSC (13.0601) | 40141641 |
| UNSPSC (15.1) | 40141641 |
| UNSPSC (17.1001) | 40183101 |
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