Upgraded Engine Drain Port Oil Changing Hose, 3/8" NPT, 18" Length, High-Temperature 300°F, Replaces STAN1438 1723165SM 116-4924（3/8 NPT male threads fit NPT female threads with around 0.58"(15mm)ID.）

1.Dedicated.3/8 NPT male threads fit NPT female threads with around 0.58""(15mm)ID.. 2. Important reminder: This is a specialized tool, not a general-purpose one. It is designed for use with a 3/8-inch NPT (National Pipe Thread) oil drain port. The ""3/8"" in ""3/8 NPT"" does not refer to the outer diameter or inner diameter. so please carefully check the model before purchasing.. 3. Changing your engine oil easy, prevents getting oil everywhere.. 4. High-temperature 320°F, 700 PSI.Consisting of high-strength steel and rubber.. 5. Inlet 3/8"" NPT(National Pipe Thread) and outlet Flare fitting, can seal themselves, no o-ring required, Replaces STAN1438 1723165SM 116-4924.