New Old Stock Ashcroft Duraguage 0 to 1000 psi Pressure Gauge p/n 60-1377SSXSG. We found this in an inventory we purchased. We are unable to test this gauge, but it appears to be in very good / new condtion. We believe that this gauge is used in the following industries: Refinery, Chemical and Petrochemical Plants, Offshore Oil Rigs, Water and Wastewater Pressure Control.