SSewing Machine Parts Atlas Evidence-first reference

OEM PART · tool

121632 Universal needle threader

Documented for Singer 404-1 / 404-4 / 404-5

Review complete

Documented model fitments

Singer 404-1 / 404-4 / 404-5
singer-404
Confirmed document row · independently blind-reviewed · PDF page 13 · printed page 25 · Attachments purchased separatelySinger 404-1, 404-4 and 404-5 parts list · external source, link-only

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