Fitting, Adapter, 1/2 Npt Male, Aluminum, Red, For Mech. Temp. Gauge

AutoMeter Fitting, Adapter, 1/2 Npt Male, Aluminum, Red, For Mech. Temp. Gauge

5/8-18 UNF Female (adapts directly to sealing nut on AutoMeter Mechanical Temp Gauges) to 1/2-1/16 NPT Male