4-2271101-1 is a 36-position SCS1 .050 receptacle header assembly designed for PCB mounting applications. It features copper alloy contacts with 0.3µm gold plating over nickel underplate in the contact area and tin plating in the solder tail area. The connector includes a zinc diecast housing with nickel plating and thermoplastic housing rated UL 94V-0 in black color. Key dimensions include A=21.59mm, B=26.59mm, C=37.61mm, D=43.51mm, E=33.61mm, and F=33.9mm with a 1.27mm contact pitch. The assembly is suitable for applications requiring reliable signal connections with recommended M2.6 panhead screws and 1.6mm PCB thickness.