A MJ-08-10 | 1/2" hose x 5/8" JIC male fitting is a type of hydraulic fitting that consists of two parts: a hose fitting with a 1/2" inside diameter and a JIC male fitting with a 5/8" tube size and a nominal thread size of 7/8"-14. The JIC male fitting has a 37-degree flare that mates with a JIC female fitting, providing a reliable seal in high-pressure hydraulic applications.