A connector element (1; 101; 201; 301; 401; 501), for a quick connect coupling of a fluid pipe to a terminal (3; 203), the terminal (3; 203) having an interface (33; 233) with a cylindrical enclosure, the connector element comprising a body (4; 104; 204; 304; 404; 504) designed to be secured with the fluid pipe and delimiting an inner passage (43; 143; 243; 343; 443; 543) for the fluid, the inner passage extending along a fitting axis (X4; X104; X204; X304; X404; X504) of the connector element (1; 101; 201; 301; 401; 501), the body (4; 104; 204; 304; 404; 504) comprising a conical portion (45; 145; 245; 345; 445; 545), centered on the fitting axis (X4; X104; X204; X304; X404; X504); and the connector element (1; 101; 201; 301; 401; 501) further comprising: - a bush (5; 105; 205; 305; 405; 505), which is translatable relative to the body along the fitting axis; - a first elastic return member (8; 108; 208; 308; 408; 508), which applies a first elastic return force on the bush (5; 105; 205; 305; 405; 505), relative to the body (4; 104; 204; 304; 404; 504), along a forward direction (X41; X141; X241; X341; X441; X541); and - clamping pads (6; 106; 206; 306; 406; 506), each clamping pad being received in a respective housing (51; 151; 251; 351; 451; 551) belonging to the bush (5; 105; 205; 305; 405; 505), the clamping pads being moved in translation radially relative to the bush, within their respective housing, by mechanical cooperation of the clamping pads with the conical portion, between: • a radial withdrawn position of the clamping pads, so that the clamping pads are remote from the interface (33; 233) of the terminal (3; 203), and • a radial clamping position of the clamping pads, so that the clamping pads cooperate mechanically with the interface of the terminal (3; 203), characterized in that the connector element (1; 101; 201; 301; 401; 501) also comprises: - a bearing ring (7; 107; 207; 307; 407; 507), which is translatable relative to the body (4; 104; 204; 304; 404; 504) along the fitting axis (X4; X104; X204; X304; X404; X504) and which comprises: • a circumferential face (72; 172; 272; 372; 472; 572), by means of which the bearing ring is in tight contact with the body (4; 104; 204; 304; 404; 504), and • a front face (74; 174; 274; 374; 474; 574), perpendicular to the fitting axis (X4; X104; X204; X304; X404; X504); and - a second elastic return member (9; 109; 209; 309; 409; 509), which is constituted by a spring, which applies a second elastic return force on the bearing ring, by bearing against the body (4; 104; 204; 304; 404; 504), to place the bearing ring in tight contact with the terminal (3; 203) by means of the front face, wherein the second elastic return force is directed along the forward direction (X41; X141; X241; X341; X441; X541). - a bush (5; 105; 205; 305; 405; 505), which is translatable relative to the body along the fitting axis; - a first elastic return member (8; 108; 208; 308; 408; 508), which applies a first elastic return force on the bush (5; 105; 205; 305; 405; 505), relative to the body (4; 104; 204; 304; 404; 504), along a forward direction (X41; X141; X241; X341; X441; X541); and - clamping pads (6; 106; 206; 306; 406; 506), each clamping pad being received in a respective housing (51; 151; 251; 351; 451; 551) belonging to the bush (5; 105; 205; 305; 405; 505), the clamping pads being moved in translation radially relative to the bush, within their respective housing, by mechanical cooperation of the clamping pads with the conical portion, between: • a radial withdrawn position of the clamping pads, so that the clamping pads are remote from the interface (33; 233) of the terminal (3; 203), and • a radial clamping position of the clamping pads, so that the clamping pads cooperate mechanically with the interface of the terminal (3; 203), • a radial withdrawn position of the clamping pads, so that the clamping pads are remote from the interface (33; 233) of the terminal (3; 203), and • a radial clamping position of the clamping pads, so that the clamping pads cooperate mechanically with the interface of the terminal (3; 203), - a bearing ring (7; 107; 207; 307; 407; 507), which is translatable relative to the body (4; 104; 204; 304; 404; 504) along the fitting axis (X4; X104; X204; X304; X404; X504) and which comprises: • a circumferential face (72; 172; 272; 372; 472; 572), by means of which the bearing ring is in tight contact with the body (4; 104; 204; 304; 404; 504), and • a front face (74; 174; 274; 374; 474; 574), perpendicular to the fitting axis (X4; X104; X204; X304; X404; X504); and • a circumferential face (72; 172; 272; 372; 472; 572), by means of which the bearing ring is in tight contact with the body (4; 104; 204; 304; 404; 504), and • a front face (74; 174; 274; 374; 474; 574), perpendicular to the fitting axis (X4; X104; X204; X304; X404; X504); and - a second elastic return member (9; 109; 209; 309; 409; 509), which is constituted by a spring, which applies a second elastic return force on the bearing ring, by bearing against the body (4; 104; 204; 304; 404; 504), to place the bearing ring in tight contact with the terminal (3; 203) by means of the front face, wherein the second elastic return force is directed along the forward direction (X41; X141; X241; X341; X441; X541).