ALL CCDI mass airflow stands use premium grade sonic nozzles, also known as critical venturi nozzles, to measure airflow through any engine part or component that you may need to test. Each Sonic Nozzle is precision machined and polished at CCDI in Cincinnati Ohio under the scrutiny of our AS9100 Quality Management System. 

If your sonic nozzles require laboratory calibration, CCDI is now an accredited NVLAP-600240-0 Calibration Laboratory ISO/IEC 17025:2017.  Our new laboratory offers sonic nozzle calibration with no frills pricing, superior uncertainty and excellent turnaround times.

Sonic nozzle, also known as critical flow venturi nozzle, is one of the most repeatable and high quality transfer standard used by industries and calibration laboratories worldwide. With no moving parts, these flow meters are an excellent way to reproduce laboratory like accuracy and repeatability on the production floor. Made from high quality Stainless steel, these nozzles come in any size and flange type that you need. Combined with the high accuracy calibration service offered by us, the CCDI sonic nozzles are a must have for any facility that relies on industry leading airflow measurements.