LTWFITTING 5/8 in. O.D. Comp x 3/4 in. FIP Brass Compression Adapter Fitting (5-Pack) HF66101205 - The Home Depot

Everbilt 5/8 in. Barb x 3/4 in. MHT Brass Adapter Fitting 800039 - The Home Depot

Compression - Brass Fittings - Fittings - The Home Depot

This LTWFITTING flare elbow fitting is made of brass for durable. 45° Flare connection on one end and an NPT female connection on the other. And it is

5/8 in. Flare x 3/8 in. FIP Brass 90-Degree Flare Elbow Fitting (5-Pack)

Everbilt 5/8 in. Brass Compression Nut Fittings (3-Pack) 801219 - The Home Depot

LTWFITTING 5/8 in. Brass Compression Insert Fitting (50-Pack) HF63PT1050 - The Home Depot

LTWFITTING 5/8 in. O.D. Comp x 3/4 in. MIP Brass Compression Adapter Fitting (20-Pack) HF68101220 - The Home Depot

LTWFITTING 5/8 in. O.D. Brass Compression Coupling Fitting (5-Pack) HF621005 - The Home Depot

LTWFITTING 5/8 in. O.D. Comp x 1/2 in. FIP Brass Compression Adapter Fitting (20-Pack) HF6610820 - The Home Depot

Compression - Brass Fittings - Fittings - The Home Depot

LTWFITTING Assortment Kit 1/4 3/8 1/2 5/8 in. OD Compression Inserts, Brass Compression Fittings(Pack of 200) HF63PT46810MIX50 - The Home Depot