Appleton UNF50NR 1/2 Inch Explosion Proof Female Union UNY and UNF unions are used for joining conduit and connecting conduit to enclosures. Facilitates modifications, permits removal of enclosures without turning or removal ofconduit. Appleton Datasheet Features: Explosionproof, dust-ignition proof Smooth, rounded integral bushing in each hub protects conductor insulation Accurately tapped, tapered threads for tight, rigid joints and ground continuity Non-expansion unions are concrete tight. Expansion unions are a one-piece design that eliminates the need for disassembly during installation. The telescoping cylinder within cylinder design permits expansion or contraction. Both standard or long types are available The small external diameter of the expansion unions makes them ideal for use in restricted areas, such as the wiring of pumps, motors, and other equipment. The internal phosphor bronze bonding jumper ring assures positive ground between telescoping cylinders NEC/CEC Certifications and Compliances: Class I, Division 1 and 2, Groups A, B, C, D; Class II, Division 1 and 2, Groups E, F, G; Class III
