Standard Density Horizontal Flanged Header These Weidmuller 3.50 mm pitch Omnimate Range of 90 ° Flanged Shrouded Headers are designed for Wave (Flow) soldering. With a solder pin length of 3.2 mm the Weidmuller 3.50 mm pitch Omnimate Range of 90 ° Flanged Shrouded Headers are suitable for 1.6 mm and 2.0 mm thick PCBs.