: Models 15-75, 15-88, 15-89, 15-90, 15-91, and 15-125.
This part is specifically designed to fit several classic Singer models, including: 125291
: Suppliers such as GoldStar Tool offer quantity discounts for bulk purchases. : Models 15-75, 15-88, 15-89, 15-90, 15-91, and 15-125
: 117 Plume, 15K88, 177, 177C, 191J, 191K, and 293B. Availability and Purchasing : Models 15-75
: This bobbin case features a "backward-latch" with a finger that points to the 11 o'clock position (left-pointing).
The number most commonly refers to a specific, specialized bobbin case (part number #125291) used in vintage Singer sewing machines . Key Technical Specifications