Based on this product's specifications, here are some alternatives and similar models
Helukabel EMC Brass Cable Gland Nut M40x1.5
Summary description:
The Helukabel 90170 is an EMC-compliant brass locknut designed for secure cable gland installation. Featuring an M40x1.5 thread, this component ensures reliable electrical conductivity and mechanical stability in industrial applications. It is engineered for professional use in environments requiring electromagnetic compatibility and robust cable management solutions.