This steel Male Run Tee provides a leak-tight seal for your high pressure gas or liquid applications. Hose fitting A has a 3/8"-18 thread size and a NPTF connection type. Hose fitting B has a 3/8"-18 thread size and a NPTF connection type. Hose fitting C has a 3/8"-18 thread size and a NPTF connection type. This fitting is rated up to 4,500 PSI and conforms to SAE standards.