5/8" Hose Barb .625 Inch w/ 1/8" NPT Heater Core Hose Splice Coupler Fitting Adapter

Easily add a 1/8” npt port to your heater core return hose

Our 5/8" Hose Barb Coupler with 1/8" NPT Port is designed to splice into your heater core return line while providing an additional 1/8" NPT port for pressure or temperature monitoring sensors. Precision-machined from aerospace-grade, USA-produced billet aluminum, this fitting ensures durability and reliability. The integrated hose stop flange in the center prevents over-installation, ensuring an even clamping surface on both sides of the splice. Made in Wichita, Kansas, this fitting is a simple and effective solution for adding sensor capability to your cooling system.

• Dual-sided barbed fitting for splicing into a 5/8" heater core return line
• 1/8" NPT port allows for pressure or temperature sensor installation
• Machined from aerospace-grade, USA-produced billet aluminum for durability
• Integrated hose stop flange ensures even clamping on both sides
• Includes one fitting for a complete installation

For a 3/4” version, see ICT part number AN627-12x125