Manuel Vazquez, force lab lead technician of Naval Surface Warfare Center, Corona Division, calibrates a 100,000 pounds-force proving ring from the Fleet Readiness Center Southwest Navy Calibration Laboratory at Marine Corps Air Station Iwakuni, Japan, using a 102k Dead Weight Force Machine in the Measurement Science & Technology Laboratory at Norco, California, Aug. 2, 2022. The ring is a lab standard that can be used by the air station to test and calibrate equipment such as dynamometers, load cells, and force gauges. August 20221,Dead Weight Force Machine,MSTL,NSWC Corona,Proving Ring,

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