Historical
ANSI/NEMA FB 1-2007
Fittings, Cast Metal Boxes, and Conduit Bodies for Conduit, Electrical Metallic Tubing and Cable (Contains 2010 amendment)
Covers fittings that are a part of electrical raceway systems designed for use as intended by the requirements of NFPA 70. Specifically covers fittings for use with non-flexible tubular raceways-;rigid and intermediate metal conduit and EMT. Adopted by the U.S. Department of Defense. Contains 2010 amendment
NEMA: National Electrical Manufacturers Association [nema]