637 Series Vertical High Density D-Sub Connector with 44 Machined Pin Type Contacts

637 Series vertical D-Sub plug connector with 44 pin type contacts that have gold flash plating and have solder cup tails. The shell is Nickel plated. The insulator is standard profile. The flange is mounted with #4;-40 UNC threaded board side clinch nuts 0.236″ (6.00mm) tall.