The D38999/26WJ4SN from Deutsch is MIL-DTL-38999 Series III straight plug with 56 contacts. MIL-DTL-38999 Series III connectors are available in wide range of shell materials and finishes with 48, 500, 1000 and 2000 hour salt spray plating exposure. These connectors offer high density contact arrangements in a miniature circular shell and combines high coupling durability. It is designed to withstand the extreme shock, exposure and vibration.
High reliability, moisture and corrosion resistant
Outstanding EMI, RFI shielding protection
500 mating cycles, high durability versions are available with 1500 mating cycles
Operates at extreme temperature range of -65°C to +200°C
Minimum insulation resistance is 5000Mohm (under 500VDC)
Scoop proof to eliminate the possibility of contact damage