NAV, NEV series cable glands are suitable for use in hazardous areas with danger of explosion to enable direct insertion of non-armoured cables and of armored cables into explosion-proof junction boxes and/or lighting fixtures, plugs and sockets, etc… NAV series cable glands are constituted by a single sealing ring which tightens the incoming cable ensuring the ‘Ex d' way of protection and IP66/67 degree of protection. NEV series has a second sealing ring that tightens on the outer sheath of the cable to ensure the IP66/67 degree of protection avoiding the ingress of water, moisture, rain and dust. The range of cable glands is completed by barrier cable glands NAVB, NEVB series and cable glands in polyamide NAVP series.