These are vertical pluggable male header sockets and mate with the 13-2500 and 13-2600 series.
Order# |  #Position | Length |
 13-2703 |  3 |  16.84mm |
They have closed side bases and a mating latch to prevent accidental disconnection of the plugs.
Other sizes and poles connections are available.
Order# |  #Position | Length |
 13-2702 |  2 |  11.75mm |
 13-2703 |  3 |  16.84mm |
 13-2704 |  4 |  21.92mm |
 13-2705 |  5 |  27.00mm |
 13-2706 |  6 |  32.08mm |
 13-2708 |  8 |  42.24mm |
 13-2710 |  10 |  52.40mm |
 13-2712 |  12 |  62.56mm |