Ralston Instruments, Inc. 1/2" male NPT x male Quick-test, with check-valve, with cap and chain, brass QTFT-4MB1

QTFT-4MB1 1/2" male NPT x male Quick-test, with check-valve, with cap and chain, brass A removable cap provides easy access to connect a Quick-test hose to the process for calibration purposes and is easily sealed bubble-tight again when calibration is complete Connect to pressure transmitters, EFMs, Flow Computers and other NPT devices under test using thread sealant for a permanent connection A Cap and chain makes calibration easy and quick by connecting and disconnecting a hose without a wrench or thread sealant Made in USA