A laundry machine for treating laundry items, the laundry machine comprising: a cabinet for accommodating components necessary for the operation of the laundry machine; a washing tub comprising a rotatable drum for containing laundry items, the washing tub being enclosed by the cabinet such that it can be moved in a floating manner inside said cabinet; at least one suspension element comprising a first portion ( 220a, 111a; 320a, 111a) associated to the cabinet and a second portion ( 220b, 111c; 111c) associated to the washing tub for movably coupling the tub with the cabinet of the laundry machine, and a load sensing device (200; 300) for measuring a physical value related to the weight of laundry items provided in the washing tub, wherein the load sensing device (200; 300) comprises a device first member (210; 310) comprising a first sensor element (215; 315) and a device second member (235; 335) comprising a second sensor element (235b; 335b) wherein the load sensing device (200; 300) is coupled with the at least one suspension element with the device first member (210; 310) associated to the first portion (220a, 111a; 320a, 111a) of said suspension element and with the device second member (235; 335) associated to the second portion (220b, 111c; 111c) of the suspension element or vice-versa, thereby the change of length of the suspension element causes the change of distance between said first and the second sensor elements characterized in that the suspension element comprises a upper coupling end for coupling with the cabinet of the laundry machine, a sequence of stacked spring coils, and a lower coupling end for coupling with the washing tub, wherein the device first member (210; 310) comprises at least one coupling protrusion (225; 325) protruding from the device first member (210; 310), the at least one coupling protrusion (225; 325) being adapted to engage with the suspension element. a cabinet for accommodating components necessary for the operation of the laundry machine; a washing tub comprising a rotatable drum for containing laundry items, the washing tub being enclosed by the cabinet such that it can be moved in a floating manner inside said cabinet; at least one suspension element comprising a first portion ( 220a, 111a; 320a, 111a) associated to the cabinet and a second portion ( 220b, 111c; 111c) associated to the washing tub for movably coupling the tub with the cabinet of the laundry machine, and a load sensing device (200; 300) for measuring a physical value related to the weight of laundry items provided in the washing tub, wherein the load sensing device (200; 300) comprises a device first member (210; 310) comprising a first sensor element (215; 315) and a device second member (235; 335) comprising a second sensor element (235b; 335b) wherein the load sensing device (200; 300) is coupled with the at least one suspension element with the device first member (210; 310) associated to the first portion (220a, 111a; 320a, 111a) of said suspension element and with the device second member (235; 335) associated to the second portion (220b, 111c; 111c) of the suspension element or vice-versa, thereby the change of length of the suspension element causes the change of distance between said first and the second sensor elements characterized in that the suspension element comprises a upper coupling end for coupling with the cabinet of the laundry machine, a sequence of stacked spring coils, and a lower coupling end for coupling with the washing tub, wherein the device first member (210; 310) comprises at least one coupling protrusion (225; 325) protruding from the device first member (210; 310), the at least one coupling protrusion (225; 325) being adapted to engage with the suspension element.