Siemens 4-531-2157 Description Description Siemens Siemens CNC Control Card Related products SIEMENS 1FK7044-7AF71-1EG0 SIEMENS 1FK7022-5AK71-1DA0 SIEMENS 1FN1910-0AA20-1AA0 SIEMENS 1FK7060-5AF71-1FH3 SIEMENS 1FK7042-5AF71-1EA0 SIEMENS 1FK6042-6AF71-1TB0
