ContiTech 20440998 QS56 Female Coupler, 3/8 in x 3/8-18 Nominal, NPF End Style

A general purpose, double shut-off quick coupling, used on a wide variety of applications, including plant maintenance equipment, skid steer loaders, snow plows, mining, dump trucks, gooseneck trailers and chemical transfer lines. Meets dimensional requirements of ISO 7241-1 Series A. Manufactured from high quality hardened carbon steel and available in body sizes from 1/4 to 1 in with pipe thread and SAE O-Ring Boss threads. Unique poppet/seat design allows no extrusion gap, minimizing seal degradation under extreme pressures. Stainless steel valve springs and retainer rings are standard. Operating pressure is 4000 psi (5000 psi in the 1/4 in size).