You usually find such things when you're looking for something else. So the key is - start on something else that involves a part/tool/etc you can't find. While you're looking for THAT item, the spindle will show up.
Sneaking up on 30 years for my land-line number. The number in question above isn't necessarily a land-line now, just because it was 40 years ago.
Overall, this thread makes me feel MUCH better about my own part / component "inventory".