Patent ID: 6860742

Claim:
A socket for an electrical part, which is mounted on a circuit board, comprising: a socket body on which the electrical part is accommodated; and a plurality of contactors disposed on the socket body to establish an electrical connection between the circuit board and the electrical part, the socket body comprising a contact unit in which the contactors are held, the contact unit comprising: a first plate disposed at an uppermost position of the contact unit, a second plate disposed at a lower side of the first plate, a fourth plate disposed at a lowermost position of the contact unit, and a third plate disposed at an upper side of the fourth plate, each of the first through fourth plates having a plurality of through holes through each of which the contactors are respectively inserted, and a spacer disposed between the second and third plates and defining a single through hole to receive a plurality of the contactors, a hole size of the through hole of the second plate being larger than a hole size of the through hole of the first plate to form a first stepped portion, a hole size of the through hole of the third plate being larger than a hole size of the through hole of the fourth plate to form a second stepped portion, the first and second stepped portions to prevent the contactors from coming out of the contact unit, and contactors having a different length being accommodated into the contact unit only by replacing the spacer with a spacer of a different thickness.