0.635mm Slimstack SMT dual row vertical stacking board to board headers which will have a stack height of 6 mm when mated with 52885 Series Receptacles, see stock number 720-6384 typically.

0.635mm Pitch SlimStack Header, Surface Mount, Dual Row, Vertical Stacking, 6.00 and 12.00mm Stacking Heights, Black, 100 Circuits, Robotic Placement Metal Cap, with Embossed Tape on Reel Packaging

0.635mm Board to Board Molex

The Molex SlimStack 0.635 mm pitch range of Micro SMT stacking connectors provide space-saving solutions for various applications. Gold plated contacts with a long swipe length give high reliability and friction locking for mating retention are all features of the Molex SlimStack range.