For 1/4 in Tube OD, 1/4 in Pipe Size, Brass Flare Fittings - 791AH4|VS48F-4-4 - Grainger
Brass Flare Fittings | Anirdesh Enterprise
Brass 45° Flare Fittings | #166FSV-8-8
42F-3 PARKER 3/16 BRASS FLARE UNION PARB42F-3, Flare Fittings
For 3/8 in x 1/2 in Tube OD, Flared x Solder, Brass Flare Fittings - 791AE5|43F-6-8 - Grainger
Amazon.com: Hgzaccompany Brass Tube Flare Fittings,Union Connector Gas Adapter,BrassTube Coupler 1/2 inch Male Flare to 1/2 inch Male Flare 2 Pack : Industrial & Scientific