Application: Brass Brass Locknuts re traditional components used in fastening glands to the gland plate & as they are identical material to the gland, corrosion effects are minimal. Function: Standard With ISO metric thread. To secure only brass cable glands to a gland plate EMC With ISO metric thread with cutting edges to cut through paint layers or powder coatings, for optimum contact. Material Brass BS 2874 CZ121 Pb3 Steel, Galvanized Aluminium Alloy (BS 1476) Options Thread ET NPT BSP BSPT PG Plating Chrome (CP) Nickel (NP) Tin (TP)