The black insulator and copper alloy contacts are standard for the series.
The row spacing is 0.100" (2.54mm), matching the pitch.
Peer Comparison: Shrouded vs Unshrouded
The 953440-3 and 1379030-3 are 6- and 12-position shrouded headers with friction lock and mounting flange, designed for automotive applications at 12 V; they share the 0.100" pitch but are right-angle and have different mounting features. None are drop-in replacements for the 2-position unshrouded header.
