CONDUIT FITTINGS (DWTT)
USE
This category covers metallic and nonmetallic conduit fittings, such as
couplings, conduit bodies, short radius conduit bodies, expansion fittings,
locknuts and connectors for use in the assembly of nonmetallic and metallic
wiring systems. Also covered are fittings used to provide a transition
between metallic and nonmetallic wiring systems. All fittings are intended
to be installed in accordance with ANSI/NFPA 70, ??National Electrical
Code?? (NEC), and are intended for installation and use in accordance with
the following information and the limitations specified in the appropriate
conduit or tubing category.
Some of these fittings are also suitable for use in certain hazardous (classified)
locations where unclassified (ordinary) locations fittings are permitted
in Articles 501, 502, 503, 505 and 506 of the NEC.
This category also includes metal bushings for use in conduit and insulating bushings for use on conduit inside boxes, gutters, etc.