Product Description 5/8" -18 UNF Female (adapts directly to sealing nut on AutoMeter Mechanical Temp Gauges) to 3/8" NPT Male
AutoMeter Fitting Adapter 3/8in. NPT Male Extension Brass For Mech. Temp. Gauge - 2271 MSRP: $21.51 Was: Now: $17.74 Add to Cart
AutoMeter Fitting Adapter 1/2in. NPT Male Aluminum Red For Mech. Temp. Gauge - 2273 MSRP: $15.47 Was: Now: $12.76 Add to Cart
Autometer Fitting Adapter 3/8in NPT Male Extension Brass for Mechanical Temperature Gauge - 2373 MSRP: $22.16 Was: Now: $20.30 Add to Cart