The 640586-1 is a 8-position 1-row Universal MATE-N-LOK In-line Plug housing made of nylon GF body and natural in color. It is suitable for use with the universal MATE-N-LOK cap or header. The universal MATE-N-LOK connector features sockets can be intermixed in the same housing, contacts completely enclosed in housings and the dual locking lances provide optimum contact stability. It mates with universal MATE-N-LOK II housings. Harness to PC board capability using socket headers.