Tri Clover Compatible Sanitary Pressure Gauge 0-30 PSI (0-2 kg/cm2). Mounted with on a 1.5" Tri Clover Compatible flange. A diaphragm isolates the gauge from the liquid being measured. This gauge is oil filled for a long life and stable reading. Bottom Stem Mount.
The gauge shouldn't be taken apart but if it is it should be refilled with a gauge fill fluid such as mineral oil or glycerin to properly transfer pressure.
Material: 304 Stainless Steel
Oil Filling: Glycerine
Overall Length: 4.375"
Dial Face Diameter: 2.68"