[TenTec] Omni VI replacement bulbs

[Brian Sarkisian, KG8CO]

I am looking to replace the meter bulbs on the Omni VI
I found some LED bulbs with the #47 base that looks like would do the trick.
The issue is that it looks like the bulbs are rated at 6.3 volts. 
Will that cause an issue ?

Thank you

Brian, KG8CO