TE Connectivity Metrimate Standard Drawer Connector Plug and Socket Housings Metrimate standard drawer connector plug and socket housings made from black UL 94V-0 thermoplastic with a 5.08mm centerline. These standard drawer connector plug and socket housings provide “blind” mating with up to 2.3mm misalignment in any direction, have guide pins molded into the plug half and can be front or rear panel mounted.