Singer Featherweight Slack Thread Regulator & Screw, Tension Unit, (Vintage Original) swag-bag-item Fits the Singer Featherweight 221

Fits the Singer Featherweight 221

Like the original 160809 cardboard Attachment Box but sturdier

Built to Last: Durable and dependable

when we have taught our Singer Featherweight Maintenance Classes

Singer Featherweight Slack Thread Regulator & Screw, Tension Unit, (Vintage Original) swag-bag-item Fits the Singer Featherweight 221This tension unit piece (part 45863) regulates the slack produce by the take up spring. The little screw that holds it on is also included (part 335), which may be chrome or black, depending on stock availability at the time the order is filled. This part fits the Singer 221, 221K, 221J, and 222 as well as the Singer 301.