Jefferson, Looks like (one-half of a) a "babbitt sleeve" for centering a large main shaft (like one which may be found in any system for distributing power from an engine to other machines ... like connecting a steam-engine to a sawmill, for example). The functioning of babbitt sleeves is explained in one example (ca 1900), here: https://books.google.com/books?id=iqAiAQAAMAAJ&pg=PA93&dq=%22stuffing+box%22+babbitt&hl=en&sa=X&ved=0ahUKEwis7qin_oLOAhXG34MKHaBPC_s4ChDoAQgyMAI#v=onepage&q=%22stuffing%20box%22%20babbitt&f=false Regards, Bob On 7/20/2016 3:02 PM, Jefferson Seaver wrote: > I’m hoping for help identifying the artifact pictured at http://imgur.com/gallery/4qjHX <http://imgur.com/gallery/4qjHX> > Material: lead > Probably dates 1850-1900 > Associated with a site in Michigan that included a sawmill, shipbuilding, and brick making activity > Thanks for your help. > > — > Jefferson Seaver | 616-262-0345 >