Long Barb Hose Fitting, 3/8 Long-O2

MAACFLOW Stainless Steel 3/8 Male NPT to 5/8 Hose ID

5/8 UNF Brass Barb fitting for 5mm Hose / Regulator - Argon Co2

Everbilt 3/8 in. Barb x 1/4 in. MIP Brass Adapter Fitting 800029

JEGS 15973: NPT 90-Degree Hose Barb Fitting

JoyTube Plastic Hose Barb Fittings 3/8 Barb X 1/2

oxygen 9/16-18 UNF female to long hose barb

Western Enterprises 20 Barbed Hose Nipples, 0 PSIG, Brass, 3/8

Joywayus 3/8 to 1/2 Barb Fitting Reducer Hose Barb

2 PK Oxygen-Acetylene B-Size Barbed Hose Nipples. 3/16 ID, 1-7/16

uxcell Straight Brass Barb Fitting Reducer, Fit Hose

JEGS 16004: NPT Straight Hose Barb Fitting

Made of durable plastic which is no fade, crack and longer lasting service. The plastic hose barb Can be easily connected with 3/8 and 5/16ID tubing

JoyTube Plastic Hose Barb Reducer Pipe fittings, 3/8 to 5/16 Hose ID Connectors Joint Splicer Mender Adapter Union Boat Water Air Aquarium O2 Fuel

Welding Hose Fittings

Everbilt 5/8 in. Barb x 3/4 in. MHT Brass Adapter Fitting 800039