Model B7 Back Pressure Regulator; 3/4" Size, Globe Configuration, 2.5 Cv; 316L Stainless Steel Body And Trim, 316L Stainless Steel Spring Chamber; Brass Trim, PTFE Seat, Port Configuration A; FNPT End Connections; 10 - 225 PSIG Range Spring; High Temperature Spring Chamber Construction With Square Head Adjusting Screw