Model - 5VEE9 Process side - 1/2" NPT female Instrument side - 1/2" NPT female Vent test - 1/4" NPT female Maximum working pressure - 6000psi With threaded vertical port inlets and outlets. The vent/test port are positioned on the bottom and top of the body. The isolating bonnets are positioned on the left and right hand side and the venting and equalizing bonnets are positionded on the front side. Specially designed for remote mounting to field meters, defferential transmitters and chart recorders on gas service allowing fail safe configuration preventing pressure loss from the high to low pressure impulse lines.