4-531-2107A Siemens Description Description Siemens Siemens CNC Control Card Related products SIEMENS 1790L811A SIEMENS 1FK6060-6AF71-1TG0 SIEMENS 1FK7063-5AF71-1FG2 SIEMENS 1FT5072-0AC01-0-Z SIEMENS 1FK7042-5AF71-1EA0 SIEMENS 1FK6042-6AF71-1TH0