SSewing Machine Parts Atlas Evidence-first reference

OEM PART · bobbin

172222 Bobbin

Documented for Singer 404-1 / 404-4 / 404-5 · Singer 328K · Singer 500A

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 24 · Attachment Set complete No. 161277Singer 404-1, 404-4 and 404-5 parts list · external source, link-only
Singer 328K
singer-328k
Confirmed document row · independently blind-reviewed · PDF page 3 · Numerical List of Parts — bobbin rowList of Parts — Machine No. 328K · external source, link-only
Singer 500A
singer-500a
Confirmed document row · independently blind-reviewed · PDF page 4 · Numerical List of Parts — bobbin rowList of Parts — Machine No. 500A · external source, link-only
Boundary: Confirmed only for the named 404 subclasses and document edition; do not substitute by appearance.

Related bobbin OEM records