Nylon Tube Compression x Male NPT Adapter

New-Line Hose & Fittings

Male Connector, Specialty, OD Tube Fittings

The Basics of Compression Fittings - Beswick Engineering

3/8 Hose Barb x 3/4 MNPT Nylon Male Adapter

Nylon Compression Fittings

PlumbShop Brass Compression Fitting, 3/8-in OD x 1/2-in FIP, 1-pk

Nylon Compression Fittings

Compression Tube Male NPT Fitting

1/8 MALE NPT X 1/8 MALE NPT STRAIGHT

Nylon Female Adapters

DOT Compression Air Brake Fitting-Nylon Tubing Male Adapter