[Size] The thread size of the external is 1/4-18 NPT,and the internal is 1/2-14 NPT.
[Material] Made of aluminum alloy 6061-T6.
[Seal] The NPT thread is sealed by a 60 degree tapered threads. (Sealant or PTFE tape is recommended for installation)
[Parameter] Max Working Pressure: 1500PSI. Working Temperature Range: -65℉ to 252℉.
[Connetion] This hex bushing can connect two different NPT thread ends.