Leak Master Leak Tester Calibration Device For more than 50 years, Uson has been the global leader in the field of leak standards for a wide range of leak and flow testing applications. Our Leak Master leak tester calibration device gives you the ability to verify the performance of your leak tester or flow meter and are an essential accessory for your leak testing equipment and metrology department.   Leak Master Certified Calibration Performance Traceable to NIST certified devices Leak/Flow ranges: 0.2 cc to 20 scfm Pressure: up to 1000 psi Precision-made laser-drilled orifice, sealed in place between SAE O-rings Leak Master Calibration Device Designed For Performance Made of the highest quality materials and components, the Leak Master provides the following features:   Leak rates can be changed if necessary by replacing the laser drilled orifice plate Choose from brass or stainless steel quick-connect fittings, in standard or small size We offer alternate connectors to meet customer specific requests Manufactured to customer specified leak/flow rate and pressure Uson Leak Tester Accessories & Repair Services In addition to Leak Master calibration device, we also offer a variety of helpful leak tester accessories including quick connectors, printers, cables and more.  Uson also offers full calibration and repair services for Uson leak testing equipment.   Trusted Resource For Leak Master & Leak Testing Solutions As a pioneer of automated leak testing equipment for medical  the automotive, industrial and packaging industries, Uson is the experienced leader in these specialized fields. Contact us to find out how we can help with your calibrated leak or flow instruments. read more