Here's where you can find parts for your keyboards and vintage drum machines. They've got all the items that break most often: keys, switches, tines and connectors. They stock parts for Yamaha, Korg, Akai, Roland, Kurzweil and many others, including vintage synths.
No, I don't have any affiliation with them. I'm just glad they exist.
No, they're not in China, nor are they an internet shell. They're in Texas and have a real street address. Syntaur is the name of the business, and the URL is syntaur.com.
You probably don't need this information today, but you never know when you might, so file it away for future reference or visit the site and bookmark it.