alert icon

Internet Explorer 8 or 9 is not supported by this website. Please either update your version of Internet Explorer, or use a more up to date browser.

Hide Message hide icon

Brass 1-Piece Poppet Check Valve, Fixed Pressure, 1/4 in. Male ISO Tapered, 1/3 psig (0.03 bar)

Quantity The Quantity must be a number.

Questions about this product?

Get answers from your authorized Sales & Service Center:

Body Material Brass
Connection 1 Size 1/4 in.
Connection 1 Type Male ISO Tapered Thread
Cleaning Process Standard Cleaning and Packaging (SC-10)
Connection 2 Size 1/4 in.
Connection 2 Type Male ISO Tapered Thread
Cracking Pressure 1/3 psi (0.03 bar, 0.003 MPa)
Feature O-rings: Buna N
Surface Finish Standard
UNSPSC (SWG01) 40141601
Lubricant Dow Vacuum
Max Temperature Pressure Rating 250°F @ 2405 PSIG /121°C @ 165 BAR
Room Temperature Pressure Rating 3000 PSIG @ 100°F /206 BAR @ 37°C
Seal Material Buna N
Spring Coating None
Testing No Optional Testing
eClass (4.1) 37010801
eClass (6.0) 27-30-06-01
UNSPSC (11.0501) 40141641
UNSPSC (4.03) 40141601
Valve Material Brass

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.


Do not mix or interchange valve components with those of other manufacturers.

User Part Information For Part Number: B-4CP2-RT-1/3

Please enter or update the user part number and a comment (optional). Any updates you make will overwrite existing information.