The Jacob locknut, model 50.225 PA/SW, is manufactured by Jacob and features polyamide construction with a black RAL 9005 finish. It is designed as an M25 locknut, providing secure fastening in various industrial or electrical applications. This locknut is ideal for environments where durability and a sleek appearance are required. https://elecena.pl/product/28595446/jacob-50-225-pa-sw-locknut-m25-polyamide-black-ral-9005-1pc 2025-05-05 https://elecena.pl/product/28595446/jacob-50-225-pa-sw-locknut-m25-polyamide-black-ral-9005-1pc 2025-07-18