We keep getting emails along the lines of "What's wrong with my 201 that I have to have the top tension on 9 to get a reliable stitch?", so this is an attempt to explain a bit about how this type of top tension adjuster works, and why the number you have it set on…
Singer 201K top tension – part one
Singer 201K top tension – part two
Singer 201K tension disc fix
Upper Thread Tension Take Up Check Spring - Part # 66774
Vintage Singer class 201 sewing machine tension knob assembly, compatible with the 201-2, 201-3, 201K. Complete, comes with tension release pin
Singer 201 Sewing Machine Upper Thread Tension Assembly Simanco 45351
Singer 201 Stitching Help : r/vintagesewing
Singer 201k
I found this 1950's Singer 201K in a charity shop and brought it (supposedly) in working order but cant seem to get it to sew. After fiddling with the tension and stitch
ckpsms Brand - #66774+125314 Singer Sewing Machine
44 Featherweight 221 ideas vintage sewing machines, featherweight sewing machine, antique sewing machines
Singer Sewing Machine Thread Tension Take Up Check Spring 201 221
Restoration of a Vintage 1950 Singer 201-2 – Professionally
201 Upper Thread Tension Dial
Posts about Singer 201 (early and later models) on oldsingersewingmachineblog