An apparatus for moving a stream of molten metal comprising a pumping
member, a housing at least partially enclosing the pumping member, a
power device seated on a support, and a shaft connecting the power device
and the pumping member. At least one post is disposed between the support
and the housing. The post includes an elongated rod comprising a metal
alloy surrounded by an outer sheath. An inner member may surround the rod
and provide a molten metal resistant barrier. The rod includes a first
end connected to the support and a second end secured to the housing. A
similar design for a shaft is also provided.