3/8 Flare x 1/4 Female NPT Threaded Brass Adapter - PexUniverse

3/8" male flare x 1/4" female NPT threaded transition adapter connects flare nut (or female flare outlet) to a male NPT pipe/outlet in a straight line. SAE 45° standard.

TracPipe Counterstrike CSST Pipe 1/2 Auto-Flare Fitting, 47% OFF

Straight/connector Shape Inverted Flare Brass Fittings – Blackhawk Supply

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3/8 inch flare x 1/8 male MPT Pipe Adapter Brass Fitting Connector NPT water

John Guest QC Brass Female Adapter 3/8 Tube x 1/4 Fe - Vita Filters

Propane Tank Connectors

How to Install CSST Fittings

SharkBite Fittings - Awesome or A Failure Waiting To Happen?

Straight/connector Shape Inverted Flare Brass Fittings – Blackhawk Supply

1/4 Flare X 1/8 MPT Brass Male Pipe Half Union Connector, 48-4A

TracPipe Counterstrike CSST Pipe 1/2 Auto-Flare Fitting, 47% OFF

1/4 Female Flare X 3/8 Male Flare Brass Connector, A 05041

Propane Adapter Fitting - 3/8 Female SAE Flare x 1/4 Female NPT JR Products Propane Fittings 37207-30225

PEX x Male NPT Threaded Adapters - PexUniverse