14.0034-28 - 

Multi-Contact 6 mm Safety Flush Mounting Plug
Multi-Contact S6AR-N-B4S type 6 mm flush mount plug connectors feature a rigid plug for mounting in panels and housings, designed to mate with KBT6AR-N socket connectors with a snap in lock fitting. These flush mount safety plugs also mate with 4 mm safety plugs as the 6 mm plug has a 4 mm socket hole inside. The internal connection is via a M6 threaded stud complete with nuts and washers, the external body thread of these flush mount plug connectors is M18 x 1 with an overall front face diameter of 23.5 mm.