This Ashcroft 400 PSI Boiler pressure gauge was made in the early 1900. The housing is 8 5/8 inches wide. Looks to have the original glass that measures 6 1/4 inches wide. The brass bezel freely screws on and off. The gauge dial is near perfect! The thickness of this gauge is about 2 1/2  inches. The rear housing has three mount holes for mounting. Total weight is about 7 1/2 pounds.

You will be shipped the gauge shown in the attached photos of this listing.