A connector assembly comprising: a metal terminal (21, 61) defining a longitudinal direction and formed of sheet metal, the metal terminal (21, 61) comprising: a lead-wire connection portion located on a front end side of the metal terminal (21, 61) with respect to a insertion direction; a counterpart connection portion located on a rear end side of the metal terminal (21, 61) with respect to the insertion direction; and a press-fit portion located between the lead-wire connection portion and the counterpart connection portion, the press-fit portion comprising a curved portion of the sheet metal, which curves around an imaginary axis extending in the longitudinal direction; a lead wire comprising an end portion connected to the lead-wire connection portion of the metal terminal (21, 61) and comprising an outer circumferential surface; a connector housing comprising a press-fit hole having a wall surface and an inward flange portion located at the bottom of the press-fit hole, the press-fit portion of the metal terminal being press-fit into the press-fit hole; and a sealing elastic member providing a seal between the outer circumferential surface of the lead wire and the wall surface of the press-fit hole, wherein a front end side of the sealing elastic member is in contact with the inward flange portion; wherein the lead wire connection portion is wound and crimped onto the end portion of the lead wire and a sealing elastic member fixing portion is wound and crimped onto a small-diameter portion of the sealing-elastic-member. a metal terminal (21, 61) defining a longitudinal direction and formed of sheet metal, the metal terminal (21, 61) comprising: a lead-wire connection portion located on a front end side of the metal terminal (21, 61) with respect to a insertion direction; a counterpart connection portion located on a rear end side of the metal terminal (21, 61) with respect to the insertion direction; and a press-fit portion located between the lead-wire connection portion and the counterpart connection portion, the press-fit portion comprising a curved portion of the sheet metal, which curves around an imaginary axis extending in the longitudinal direction; a lead-wire connection portion located on a front end side of the metal terminal (21, 61) with respect to a insertion direction; a counterpart connection portion located on a rear end side of the metal terminal (21, 61) with respect to the insertion direction; and a press-fit portion located between the lead-wire connection portion and the counterpart connection portion, the press-fit portion comprising a curved portion of the sheet metal, which curves around an imaginary axis extending in the longitudinal direction; a lead wire comprising an end portion connected to the lead-wire connection portion of the metal terminal (21, 61) and comprising an outer circumferential surface; a connector housing comprising a press-fit hole having a wall surface and an inward flange portion located at the bottom of the press-fit hole, the press-fit portion of the metal terminal being press-fit into the press-fit hole; and a sealing elastic member providing a seal between the outer circumferential surface of the lead wire and the wall surface of the press-fit hole, wherein a front end side of the sealing elastic member is in contact with the inward flange portion; wherein the lead wire connection portion is wound and crimped onto the end portion of the lead wire and a sealing elastic member fixing portion is wound and crimped onto a small-diameter portion of the sealing-elastic-member.