In summary, the Amphenol MS and AC series are Mil-DTL-5015 qualified, threaded coupling cylindrical connectors are a cost effective choice for use in heavy duty industrial applications in the off-road vehicle, military ground support equipment, mass transportation, geophysical, motors and robotics markets. The connectors in both series are available in three hundred and five contact arrangements, with one to one hundred and four circuits. There are also many options available for the shell style, including wall mount receptacle, cable mount receptacle, box mount receptacle, jam nut receptacle, straight plug, and 90º plug. A variety finishes can be specified, from the standard olive drab cadmium to options such as anodized, RoHS compliant black zinc cobalt, and electroless nickel. Finally, the contacts are available in sizes to accept wires from 22-0 AWG and may be selected as either pin or socket types in optional terminations; solder, crimp, PC board, coax, or thermocouple. The contacts are also capable of more than five hundred mating cycles, and the connectors have a wide operating temperature range of -55ºC to +125ºC.