TE Connectivity TERMI-BLOK 5.08mm Open End PCB Terminal Block HeadersTERMI-BLOK 5..08mm vertical mount open end headers with threaded flange and polarization keying slots. These TERMI-BLOK 5.08mm open end PCB header terminal block connectors are side stackable and are made from green polyamide 6.6 GF.ApprovalsUL no E 60677,CSA File no 007189ATE Connectivity TERMI-BLOK 5.08mm Two Part Terminal Blocks