Abstract: A socket for electrical parts includes: a socket body on which the electrical part having a plurality of terminals is accommodated; a plurality of contact pins arranged to the socket body and adapted to electrically contact with the terminals of the electrical part; and a latch member attached to the socket body and adapted to press the electrical part, the latch member including an arm member attached to be movable to the socket body and a pressing member attached to be movable to the arm member and adapted to press the electrical part, the pressing member being made retractable into a retraction position from a pressing position where the pressing member presses said electrical part, by moving said arm member and said pressing member in relation to said arm member, said electrical part being able to be accommodated on or taken out from the socket body at a time the pressing member is in the retraction position.