Fischer smd female header low profile fork contact 254 pitch square 0635mm pin fischer elektronik bl lp 6 smd 40s fischer bl lp 6 smd 40 s female header vertical low profile fork contact arranged 2x20 with 254mm pitch and selective gold plated plated contacts fischer bl lp 6 smd 40 s low profile female header 2x20 vertical 254mm gold