CNG pressure gauge, Process Pressure Gauge, Industrial Pressure Gauge, Stainless Pressure Gauge, Test Gauge, Commercial Gauge, Digital Pressure Gauge, Temperature gauge probe and connection. Dial connection probe size range 2.5"/63mm lower mount 6.3xin 300mm standard, could make according to customer's request -40-650 2.5"/63mm center back mount 3"/75mm lower mount 3"/75mm center back mount 4"/100mm lower mount 4"/100mm center back mount 4"/100mm adjustable mount 5"/125mm lower mount 5"/125mm center back mount 5"/125mm adjustable mount 6"/150mm lower mount 6"/150mm center back mount 6"/150mm adjustable mount Pressure gauge: DIAL SIZE 15:1.5 (40mm)DIAMETER DIAL SIZE 20:2.0 (50mm)DIAMETER DIAL SIZE 25:2.5 (63mm)DIAMETER DIAL SIZE 30:3.0 (76mm)DIAMETER DIAL SIZE 35:3.5"(88mm) DIAMETER DIAL SIZE 40:4.0"(100mm) DIAMETER DIAL SIZE 45:4.5 (113mm) DIAMETER DIAL SIZE 60:6.0 (150mm) DIAMETER DIAL SIZE PRESSURE INLET THREAD SIZES 2:1/2" NPT; 2B:I/2 BSP:2Z:I/2" BSPT THREAD SIZE 4:1/4" NPT; 4B:I/4"BSP:4Z:I/4"BSPT THREAD SIZE 8:1/8" NPT; 8B:I/8" BSP:8Z:I/8" BSPT THREAD SIZE 3:3/8" NPT; 3B:3/8" BSP: 3Z:3/8" BSPT THREAD SIZE 5:5/16" NPT; 5B:5/16"BSP: 5Z:5/16" BSPT THREAD SIZE 7:7/16" NPT; 7B:7/16 BSP: 7Z:7/16 " BSPT THREAD SIZE X: None of the above(please details) RANGE DESIGNATION P: Gauge is scaled in pressure value only. V: Gauge iS scaled in vacuum value only. C: Both pressure and vacuum (compound)values. PRESSURE RANGE DENOTES FULL SCALE RANGE IN PSI MEASUREMENT -15PSI-0,0-15PSI,0-30PSI,0-60PSI.0-1 50PSI,0-160PSI.0-200PSI,0-300PSI,0-400PSI,0-600PSI,0-1000PSI, 0-1500PSI,0-2000PSI.0-3000PSI,0-4000PSI,0-5000PSI,0-6000PSI.0-7500PSI.0-10000PSI SCALE OPTION : X: Denotes dual scale, for example, PSI and metric.} W: Denotes gauge cleaned for gaseous steam, oxygen, hydrogen, carbon dioxide and acetylene, ammonia service R: Refrigeration scale such as feon service.