The PEM® PEMFLEX® self-locking, self-clinching fasteners offer reliable and durable performance with their unique design. Featuring a shoulder for enhanced functionality, these fasteners provide secure attachment with effective prevailing locking torque. The flexing action allows for repeated use without compromising locking efficiency, while the flange ensures a positive stop during installation. With thread locking performance meeting NASM25027 specifications, these fasteners are suitable for various applications. Available in steel, stainless steel, and aluminum options, they guarantee high torque-out and pushout resistances. The PEMFLEX design, with its rugged semicircular flexing jaws, prevents relaxation and loosening in demanding environments, while also protecting the screw threads. Trusted for their simplicity and effectiveness in assembly, these fasteners are essential for reliable industrial operations.