3-1761711-1 is a low-profile pin header connector designed for vertical PCB mounting with 34 positions arranged in a 2.54 x 2.54 mm centerline matrix. The connector features a 4-sided shrouded housing with long eject latches and center military-style mating polarization, providing secure and reliable connections for ribbon cable applications. The header incorporates phosphor bronze contacts with gold flash over palladium nickel plating in the mating area, and tin over nickel plating on the 4.11 mm solder tail posts, ensuring excellent electrical performance and durability. The PBT housing is rated UL 94V-0 for flammability and is available in blue, with full RoHS/ELV compliance. This connector is ideal for data acquisition systems, instrumentation, and other applications requiring reliable ribbon cable interconnections with positive locking mechanisms.