USED - Singer Vintage Slant-O-Matic 403A

Recently cleaned and service. Come with foot pedal, power cord and zig zag foot plus the combo zigzag/straight cam. Manufactured in Anderson between 1951 and 1955. Uses Class 66 bobbins. 
Slant shank, gear driven, internal motor, internal light, zigzag with cams, reverse, bed is 16.5" wide x 7" deep. Flip-up bobbin winder on vertical portion of the arm of the machine just under the hand wheel. Has drop in class 66 bobbin in front of needle position accessible by a slide plate. Threads front to back. Thread cutter built into back of presser bar. Machine has flip up door on top of arm that allows access of different cams for various stitches. Two spool pins on the flip-up door. Must have replaceable cam to do any zigzag stitching. Has rounded throat plate which raises instead of having feed dogs which lower. Machine uses either a straight stitch throat plate or a zigzag throat plate depending upon the stitching being done. Tan and cream in color. The top and hand wheel on the machine is cream while the rest is tan.


These machines are highly regarded for their robust steel construction and their ability to perform zigzag stitches, which adds versatility to their capabilities.

The 403a, famously known as the Slant-O-Matic, stands out for its distinctive angled needle design. This innovative feature provides easier access to the needle plate and presser foot, enhancing the overall sewing experience.

Additionally, the 403a incorporates internal discs known as cams, which play a crucial role in redirecting the needle and presser foot, enabling a variety of stitch patterns to be achieved.

The combination of solid steel components, zigzag stitching capability, and the unique features of the Slant-O-Matic design have made the 401a and 403a models enduring favorites among sewing enthusiasts and collectors.

Their durability, precision, and stitch versatility continue to captivate sewers even after all these years.

In the realm of vintage sewing machines, the enduring appeal of the 401a and 403a models lies primarily in their remarkable durability and reliability.

These machines are as solid as a rock and have proven their ability to withstand the test of time, ensuring they will continue running for generations to come.

Among vintage sewing machine enthusiasts, the 403a is often hailed as an exceptional model, representing a pinnacle of craftsmanship and design.

Its enduring popularity stems from its solid construction, precise performance, and the joy it brings to sewing enthusiasts. The 403a remains highly sought after, not only for its usability but also for its collectibility. 

Owning a 403a is like owning a piece of sewing history, and its allure extends to both practical sewing applications and the appreciation of its vintage charm.

If you have a penchant for vintage sewing machines, it would be challenging to find a better model than the 403a. Its reputation for reliability, coupled with its collectible status, ensures that it continues to captivate the hearts of sewing enthusiasts and collectors alike. (Source: https://nanasewing.com/singer-sewing-machine-models-by-year/#the-slant-o-matic)