Müller Martini 0031.0130 ( 9 Stück) Securing Nut M4 (9 Pieces)

The M4 securing nut (9-piece pack), also known as lock nut, self-locking nut, or prevailing torque nut, with OEM part number 0031.0130 (9 pieces) from Müller Martini, is a mechanical fastening component from the category of nuts. It has the dimensions 5 x 5 x 5 cm and weighs 0.015 kg. Securing nuts serve to permanently secure screw connections against vibrations, dynamic loads, and loosening. Typical applications can be found in mechanical engineering, automotive engineering, and automation systems, where high operational reliability is required, especially for moving parts and strong vibrations.