Gas Fitting 6mm x 1/4 Female F/I Straight

SW Male Connector, 316SS, 1/2in. NB Pipe Socket Weld x 1/2in. (M)NPT - SW Male Connector, 316SS, 1/2in. NB Pipe Socket Weld x 1/2in. (M)NPT

FAIRVIEW FITTING FLARE TUBE COUPLING 1/4 TO 1/4 - Brass Pipe Fittings - FAR33-4B

Male Union Sae 45 Gas Flare 1/4 Tube Od Straight Propane Lng Brass Fitting 42-4

UHP Fitting Straight Thread Male Connector, O-ring - STMC

Straight Swivel Joint Fittings

M6 M8 M10 1/8 1/4 BSP Female To Male Straight Brass Pipe Connector Coupler Nipple Compression Union Fitting Lubrication Oil - AliExpress

Camco's Propane fitting is for use with some regulators. It allows you to connect a Propane pigtail with 1/4 Inverted flare to a regulator that has

Camco 59954 1/4 Male NPT x 1/4 Female Propane Fitting Inverted Flare with Check Valve

Selecting the Correct Fitting: A Complete Threaded Fitting Size Guide

Duotight Push-In Fitting - 6.35 mm (1/4 in.) x 9.5 mm (3/8 in.) Reducer

Hydraulic Fitting Thread Chart