Agilent Varian Calibrated Leak 10-7 std. cc/sec, KF25 Flange, on/off Valve, Standard CC Per Second, NIST Certificate.
Agilent Varian Part Number: F8473321.
External calibrated leaks are typically used to field test and calibrate helium leak detectors. These calibrated leaks have an ISO KF-25 vacuum flange for connection to the helium leak detector. They include a manual on/off valve and come with a NIST Certificate. These external calibrated leaks have Agilent Varian part number F8473321