AutoMeter Adapter 5/8"-18 UNF Female to 3/8" NPT Male for Mechanical Temp Gauges

AutoMeter Adapter 5/8"-18 UNF Female to 3/8" NPT Male Brand: AutoMeter Convert and install mechanical temperature gauges quickly and reliably with this precision adapter. Designed to fit AutoMeter mechanical temp gauges, the adapter provides a secure transition from the gauge sealing nut to standard NPT fittings. Female thread: 5/8"-18 UNF — direct fit to AutoMeter mechanical temperature gauge sealing nuts Male thread: 3/8" NPT — compatible with common plumbing and sensor ports Durable construction: Engineered for automotive environments to resist vibration and temperature variations Easy installation: Simple hand or wrench-tighten installation for fast gauge swaps or retrofits Reliable seal: Precision threads ensure leak-free connections when installed correctly Ideal for performance, restoration, or maintenance projects where converting between UNF and NPT thread standards is required. Keep your temperature gauge accurate and secure with this purpose-built AutoMeter adapter.