2.54mm Machined Round Pin Female Header Socket Dual Row 2x20 Precision Turned Gold Plated

Dual row machined sockets are the workhorse of any lab that accepts boards back for retest. Two rows of twenty turned brass sleeves give forty contacts with the mechanical memory of a machined cage rather than a stamped spring, so insertion force stays predictable after hundreds of mating cycles. The PPS insulator holds the 2.54mm dual row geometry under clamping pressure, which matters because these sockets usually live inside fixtures that are bolted down and never opened