Crouse-Hinds series RE, REA and REC explosionproof reducers are used in rigid/IMC conduit systems to reduce conduit hubs to a smaller size (RE), connect two different sizes of conduit together (REC) or enlarge drilled and tapped openings by one NPT size (REA). PLG explosionproof plugs are used for closing threaded conduit hubs.
NEC and CEC
UL standard
CSA standard
RE reducers have:
REC reducers have:
REA adapters have:
PLG plugs: