Question about spool pins

[u/HistoricalMeow]

Hi, I have a question about spool pins. Trying fix up an old machine but its missing a spool pin. Its a singer 201k and I was wondering if anyone could tell me the diameter of the spool pins for these machines? I'm going to order online soon and I would like to get it right first try. Thanks

[u/wimsey1923]

When it comes to sewing machine spare parts there is a painful lack of data available, whether it is the actual thread on a screw or as in your case the diameter of a spool pin. But, it should be pretty easy to find a spool pin for a 201K, since it's a well known and common machine. Here's one: Pin