A-A-52479, COMMERCIAL ITEM DESCRIPTION, KINGPIN, FIFTH WHEEL, 3 1/2 INCH (21 OCT 1993) [SUPERSEDING MS53037E]

A-A-52479, COMMERCIAL ITEM DESCRIPTION, KINGPIN, FIFTH WHEEL, 3 1/2 INCH (21 OCT 1993) [SUPERSEDING MS53037E]., This CID covers requirements for a 3 1/2 inch (in.) fifth wheel kingpin used in coupling heavy duty military trailers and semitrailers to tractor fifth wheels. It also includes the requirements for trailers transported on flat car.