Used approximately 2 Gallon Chemineer autoclave/reactor. Internal rated 150 psi / FV @ 500 degrees F. Jacket rated 150 psi @ 500 degrees F. With Chemineer drive 3/4 hp motor 3 phase 60 cycle 208 220-440 volt 1140 rpm and agitator. Mounted on stand. SN 191520-B2. NB 374.