: This bobbin case features a "backward-latch" with a finger that points to the 11 o'clock position (left-pointing).
You can find these parts from various retailers and specialized vintage sewing suppliers:
: Suppliers such as GoldStar Tool offer quantity discounts for bulk purchases. 125291
: Collectors and restorers often look for original Simanco (Singer Manufacturing Company) stamped versions on sites like Old Singer Shop or Vintage Singer Parts .
: Modern high-quality replacements are available from brands like ZIGZAGSTORM and CKPSMS on platforms like Amazon and eBay . : This bobbin case features a "backward-latch" with
: It helps prevent the bobbin thread from tangling or unraveling when sewing operations start and stop by ensuring the bobbin stops spinning quickly. Compatible Singer Models
: Because of this specific left-pointing finger, it is not compatible with standard Class 15 machines or clones, where the finger typically points to the 1 o'clock position. : Modern high-quality replacements are available from brands
The number most commonly refers to a specific, specialized bobbin case (part number #125291) used in vintage Singer sewing machines . Key Technical Specifications