Brass 1-Piece Poppet Check Valve, Adjustable Pressure, 1/4 in. FNPT, 3 to 50 psig (0.21 to 3.5 bar)
Part #: B-4CPA4-3
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Specifications
Adjustable PressureControl back flow in general-service and high-purity applications with Swagelok check valves available in a range of adjustable and fixed cracking pressures. Log in or Register to view price ContactIf you have questions about this product, please contact your local authorized sales and service center. They can also tell you about supporting services to help you get the most out of your investment.
Safe Product Selection
The complete catalog contents must be reviewed to ensure that the system designer and user make a safe product selection. When selecting products, the total system design must be considered to ensure safe, trouble-free performance. Function, material compatibility, adequate ratings, proper installation, operation, and maintenance are the responsibilities of the system designer and user. 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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The complete catalog contents must be reviewed to ensure that the system designer and user make a safe product selection. When selecting products, the total system design must be considered to ensure safe, trouble-free performance. Function, material compatibility, adequate ratings, proper installation, operation, and maintenance are the responsibilities of the system designer and user.
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.
Brass 1-Piece Poppet Check Valve, Adjustable Pressure, 1/4 in. FNPT, 3 to 50 psig (0.21 to 3.5 bar)
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Catalogs
Adjustable Pressure
Control back flow in general-service and high-purity applications with Swagelok check valves available in a range of adjustable and fixed cracking pressures.
Presiones de servicio hasta 413 bar (6000 psig); Presiones de disparo ajustables y fijas; Variedad de conexiones finales; Materiales, acero inoxidable 316 y latón
Características: Procedimiento de identificación paso a paso de roscas y conexiones finales.
Afloje el tornillo de bloqueo girándolo en sentido antihorario; Introduzca la llave hexagonal por el tornillo de bloqueo hasta el tornillo de ajuste.
Procedure for installing Swagelok tube fittings in sizes over 1 inch or 25 mm.
Este documento especifica las directrices seguidas por Swagelok® Company y sus proveedores, para asegurar el cumplimiento de los requisitos de limpieza del producto según está establecido por ASTM G93 Nivel C.
Swagelok® Specification SC-10 defines the cleaning, lubrication, assembly, and packaging requirements for standard Swagelok products and describes practices used to meet these requirements.
Valve sizing often is described by the nominal size of the end connections, but a more important measure is the flow that the valve can provide. And determining flow through a valve can be simple.
Pages 1-3. Features: installation in high-pressure applications and high safety-factor systems.
Specifications
B-4CPA4-3 — Brass 1-Piece Poppet Check Valve, Adjustable Pressure, 1/4 in. FNPT, 3 to 50 psig (0.21 to 3.5 bar)
| Attribute | Value |
|---|---|
| Body Material | Brass |
| Cleaning Process | Standard Cleaning and Packaging (SC-10) |
| Connection 1 Size | 1/4 in. |
| Connection 1 Type | Female NPT |
| Connection 2 Size | 1/4 in. |
| Connection 2 Type | Female NPT |
| Cracking Pressure | 3 to 50 psi (0.21 to 3.5 bar, 0.021 to 0.35 MPa) |
| CV Maximum | 0.35 |
| O-Ring Material | Buna N |
| Room Temperature Pressure Rating | 3000 PSIG @ 100°F /206 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) | 40141601 |
| UNSPSC (10.0) | 40141641 |
| UNSPSC (11.0501) | 40141641 |
| UNSPSC (13.0601) | 40141641 |
| UNSPSC (15.1) | 40141641 |
| UNSPSC (17.1001) | 40183101 |
Resources
Drawings
Two-dimensional renderings are available for this product. Download the CAD file.
Three-dimensional renderings are available for this product. Download the CAD file.
Sales drawings are available for this product. Download the files.
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Contact
If you have questions about this product, please contact your local authorized sales and service center. They can also tell you about supporting services to help you get the most out of your investment.