The HRK38P38M lock-on rigid male hose end fitting features a 3/8" inside diameter (ID) and a 3/8" MNPT (male national pipe thread). This HRK38P38M hose fitting is made of brass and easy to install by cutting the lock-on hose square, and pushing the barb into the hose. This 3/8" fitting is intended for the lock-on hose series, and is reusable.
Compare to the Coilhose LRM0606 & Milton 1703-6.
WARNING: California residents, this item qualifies for Proposition 65 legislation.