EAO Green Panel Mount Indicator, 2.2V dc, 8mm Mounting Hole Size

LED illumination (contained within lens)
Low depth behind panel (23mm max)
Mounting Hole Size: 8mm Dia.
Operating Temperature: -25 to +65°C
Requires an external series resistor
Maximum panel thickness 4mm
PCB plug in sockets available, see stk. no 219-1041 typically"

These LED indicators should not be operated without a suitable series resistor or other current-limiting device