21700507 is a type of cable manufactured by Lapp Cable, one of the world's leading suppliers of integrated cable and connection technology solutions. This cable is a UL approved SKINTOP® Cable Gland with a Polyamide 6.6 shaft and a stainless steel threaded ring for strain relief. It is designed for use in dry systems and is suitable for DIN rail and cable carrier application. It can be used for cables of various diameters ranging from 6mm to 14mm, and it is designed to protect cables from strain, corrosion, and other environmental, mechanical, and chemical hazards.