Flexible Conduit Coupling, Trade Size 1 IN, Fitting Material Natural Finished Brass End, Zinc Plated Steel Union, Material Natural Finished Bronze Braid, Natural Finished Brass Core, End Type (1) Male Nipple, (1) Union, Flex Length 27 IN, Enclosure Class I Group C D, Class II Group E F G, Class III, Approval UL 886, CSA C22.2, Includes Insulating Liner, Constructional Feature Explosion-Proof, Dust-Ignitionproof, Watertight, Used on Rigid Metal Conduit and IMC