Everbilt 1/2 in. Flare Brass Nut Fitting (2-Pack) 801589 - The Home Depot

images.thdstatic.com/productImages/8914bdc1-dc1c-4

Nut - Fittings - Pipe & Fittings - The Home Depot

LTWFITTING 1/2 in. Brass 45-Degree Flare Long Nuts (5-Pack) HF41L805 - The Home Depot

These flare caps fit on flared tubing and are used for higher pressure applications. They are made of lead-free, durable and corrosion resistant brass

Everbilt 1/2 in. Flare Brass Cap Fitting 801409 - The Home Depot

Brass compression unions join pipes of similar or different sizing. They are used for low to medium pressure applications. Brass is durable, lead free

1/2 in. OD Compression Brass Coupling Fitting

Flare - Brass Fittings - The Home Depot

LTWFITTING 1/2 in. x 1/2 in. x 3/8 in. Brass Flare Reducing Tee Fitting (5- Pack) HF44R88605 - The Home Depot

Ideal for high pressure applications, these 5/8 in. I.D. Lead Free Brass Short Forged Flare Nuts work with aluminum, copper, brass and welded steel

5/8 in. Forged Flare Brass Nut Fitting (2-Pack)

Everbilt 3/8 in. Forged Flare Brass Nut Fitting (2-Pack) 801319 - The Home Depot