Safety process pressure gauge Dial sizes: 4.5"/115mm, 6"/150mm Case: Safecase plypropylene or safecase aluminum Case style: 4.5", Turret (plypropylene), rear flanged case (aluminum) or front flange hinged ring (aluminum) 6" Back flanged case (aluminum) Tube & socket: Copper alloy or 316 stainless steel Movement: brass or stainless steel Connection: Lower mount, lower back mount Thread: 1/8", 1/4", 3/8", 1/2" BSP, NPT, BSPT or according to customer's request Accuracy: +/-2-1-2% of FSD Pressure range: Vacuum to 15000psi Pointer: Adjustable aluminum Window: Acrylic Fill medium: Liquid fillable Application: for measurement of low pressure