CEC Industries #14 Bulbs, 2.47 V, 0.741 W, E10 Base, G-3.5 shape (Box of 10)

hmmm I bought these E10's back in November and for some reason the treading wouldn't line up. I was able to twist it all the way in but it didnt light up.... https://www.amazon.com/dp/B00JNFCTIY