Can MC cable be run exposed?
Keeping this in consideration, can armored cable be exposed?
This casing needs to be attached to metal boxes. Another distinction is that some types of BX cable can be installed in exposed locations, either indoors or outdoors. NM cable and wiring must always be installed in an enclosed location (typically within a wall, ceiling, or under a floor).
Similarly, you may ask, can you surface mount MC cable?
New for the 2017 NEC Code-cycle is section 330.15, entitled “Metal-Clad Cable: Type MC Exposed Work.” This new Code section requires an exposed run of MC Cable to closely follow the surface to which it is mounted while enjoying a new permission that allows the MC cable to be installed on the underside of floor joists.
The individual conductors, in MC, are not approved for use in other raceways without being in the MC jacket. They make mc to emt connectors. Its a set screw, dont run the mc assembly through the pipe.