61HD-3 - Brass flareless tube fitting, Hi-Duty

SIOUX CHIEF Flare Union - Brass - 3/8 x 3/8 - Flare x Flare 975-121001

Sioux Chief 3/8 inch x 3/8 inch Flare Female Pipe Coupling

62HD-6-4 - Brass flareless tube fitting, Hi-Duty

Industrial Pipe Fittings - Brass & Stainless Steel Pipe Fittings

Brass Ball Valves & Tube Fittings

Holyoke Fittings Catalog Number: 46-612 Size: 3/8 Male Flare to 3/4 Female NPT Adapter Straight Adapter High Quality Brass Fitting Made in the USA

Holyoke Fittings 46-612 3/8 Flare Male to 3/4 Female F NPT Brass Straight threaded Tube to Pipe Adapter (3)

Supply Giant DDGU3412 C X C X F Lead Free Cast Brass Tee Fitting with Solder Cups and Female Threaded Branch, 3/4'' x 3/4'' x 1/2'', Pipe Fittings - Canada

Buy Mytee Products DOT Brass Push to Connect Fitting, Union Tee Air Brake Tube Fitting, 3/8 Tube OD (5 Pack): Fittings - ✓ FREE DELIVERY

Mytee Products DOT Brass Push to Connect Fitting, Union Tee Air Brake Tube Fitting, 3/8 Tube OD (5 Pack)

AIR BRAKE FITTINGS - BRASS DOT PUSH TO CONNECT - Male Branch Tee

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Brass Flareless Tube Fitting, Impulse

Brass flareless tube fitting, Hi-Duty

Hy-Lok Tube Fitting Bulkhead Connector - Hy-Lok