The SSQ-120-01-G-D is a 20-pole 2-row 2.54mm Through-hole SQ Post Socket Strip with 20μinch (0.51μm) gold-plated phosphor bronze contacts and LCP insulator. Standard and low insertion force contacts with 0.025-inch (0.635mm) square tails for self-nesting applications. The SSQ series socket strip is compatible with DW, EW, HCMD, HCMS, HHSC, HMTSW, HTSS, HTSW, HW-SM, HW-TH, LCW, MTLW, MTSW, PHT, TLW, TSM, TSS, TSSH, TSW, ZSS and ZW series connectors.