Same in 12V....Base size is only difference, so it needs to be tight...
T10....10mm base, what you used,
T15 .....15mm base, full socket contact.
12V Flasher Bulbs for Pinball are fine, and yes, $1-$2 in the Hobby,
up to $20 for License plate, and $75 for High end Car, 12V interior dome light