The Hawke 501/423 is a Group II certified double seal cable gland suitable for installation in Zone 1/21 and Zone 2/22 hazardous areas. Dual Certified ATEX/IECEx (along with many more) for use in Increased Safety (Exe), Flameproof (Exd), Restricted Breathing (ExnR) and Dust (Ext) protection concepts. For use with non-armoured elastomer and plastic insulated cables. This cable gland may be used with braided cables where the braid and outer sheath pass into the enclosure, and the requirements of 60079-14 are met.