: 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:

: 117 Plume, 15K88, 177, 177C, 191J, 191K, and 293B. Availability and Purchasing

: Collectors and restorers often look for original Simanco (Singer Manufacturing Company) stamped versions on sites like Old Singer Shop or Vintage Singer Parts .

The number most commonly refers to a specific, specialized bobbin case (part number #125291) used in vintage Singer sewing machines . Key Technical Specifications

This part is specifically designed to fit several classic Singer models, including:

: Modern high-quality replacements are available from brands like ZIGZAGSTORM and CKPSMS on platforms like Amazon and eBay .