Fisher LP natural gas regulator model 810L/type S106 - new-old-stock

Vintage new-old-stock Fisher natural gas or LP regulator from the estate of an industrial engineer. It still has the original plastic plugs in the large threaded ports and doesn't seem to have ever been used. This is marked on the label as a model 810L. According to the label this gas regulator is equipped with an internal relief valve and lower pressure shutoff. The regulator is stamped as type 106, SPG. 10" - 16" W. C., orifice 5/16" and with the date 6/75.

It measures about 11" long and 7.25" across. We don't know much about this, if you have question, please ask.