The Pico-Lock Crimp Housing Series 503764 requires the Crimp Terminal Contact stock number 839-9840 .
For mating Pico-Lock Headers sees stock number 839-9850 typical.

1.00mm Wire-to-Board - Molex Pico-Lock

The 1.00mm pitch Pico-Lock range of Wire-to-Board Connectors from Molex has a Low Profile on the board with a High Current capability and a durable Locking System. The positive Locking System of the 1.00mm pitch Pico-Lock range of Wire-to-Board Connectors is situated on the side of the connector crimp housings to maintain the Low Profile height. PCB retention and mechanical stability is provided by the wide fitting nails (solder tabs) of the 1.00mm pitch Pico-Lock range of Wire-to-Board Headers. The design of the 1.00mm pitch Pico-Lock range of Wire-to-Board Connectors includes Polarization and Mating Guide to prevent mismating on connection. Visual mating assurance plus additional retention is provided by the Top Friction Lock of the 1.00mm pitch Pico-Lock range of Wire-to-Board Connectors.