1/4'' Male NPT to 1/4'' Male SAE
1/4" Hex Nipple NPT 304 stainless steel construction
NPT Pipe threads are meant to be sealed with PTFE(Teflon) thread tape.
1/4" Male pipe thread adapted to 1/4" Male SAE/JIC flare
Used to connect 1/4" female NPT to female SAE.
Attaches with PTFE(Teflon) thread tape to Vacuum Valve(#1), Input Valve(#4), and reducer at the cross on the MK3 where the gauge would attach.