SACC-M12MSD-4CON-DM 5-8 SH VA - Data connector
Reference : 1403580
Data connector, Ethernet/PROFINET, 4-position, shielded, Plug straight M12, D-coded, Screw connection, knurl material: Stainless steel 1.4404, cable gland M16, external cable diameter 5.5 mm ... 8.6 mm