Overview
The G420TN is an antenna made by TE Connectivity with 5 pins.
JLCPCB lists it (part C6048432).
Symbol
The library has no symbol for this part yet.
Footprint
The library has no footprint for this part yet.
Questions
Where is the G420TN datasheet?
TE Connectivity publishes it: the Datasheet link on this page opens it.
Where can I order the G420TN?
JLCPCB lists it as part C6048432, with 0 in stock; the sellers' links on this page open their listings.