21819 Connector Coding Key


The 21819 inserts into the 16004—a replacement connector for our barometers. The 21819 helps prevent customers from plugging the 16004 connector in upside down. Plugging it in upside down will damage the barometer—perhaps beyond repair. The 21819 will key two of the 16004 connectors.



Diameter 3.18 cm (1.25 in.)
Weight 4.54 g (0.01 lb)

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